Mercurial > ecos-v2_0-branch
changeset 4:1d7f19c9e4d1 ecos-sw-1999-05-11
Merge from eCos master repository on 1999-05-11-21:11:10-BST
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--- a/packages/ChangeLog +++ b/packages/ChangeLog @@ -1,7 +1,32 @@ -1999-04-26 Bart Veer <bartv@cygnus.co.uk> +1999-05-10 Bart Veer <bartv@cygnus.co.uk> + + * pkgconf.tcl: + Add new #define's for the target and platform headers. + +1999-04-30 Bart Veer <bartv@cygnus.co.uk> * pkgconf.tcl: - Temporary workaround - add a .PRECIOUS for libextras.a + Fixed the command line used when generating extras.o (again) + +1999-04-28 Bart Veer <bartv@cygnus.co.uk> + + * pkgconf/makevars: + Remove the -n argument to tail, it does not appear to be required + on any supported host and causes problems with some + implementations of tail. + + * pkgconf/makrules.tst: + Remove out of date device driver rules + + * pkgconf/makevars: + * pkgconf/makrules.src: + Provide general rules for updating libextras.a + +1999-04-27 Bart Veer <bartv@cygnus.co.uk> + + * pkgconf.tcl: + Add $(ARCHFLAGS) and $(LDARCHFLAGS) to the command line when + generating extras.o from libextras.a 1999-04-16 Bart Veer <bartv@cygnus.co.uk> @@ -15,6 +40,10 @@ 1999-04-16 Bart Veer <bartv@cygnus.co. libextras.a will always exist. This is now guaranteed via hal/common/src/dummy.c +1999-04-15 Gary Thomas <gthomas@cygnus.co.uk> + + * NEWS: Add information about available ARM ports. + 1999-04-15 Bart Veer <bartv@cygnus.co.uk> * pkgconf/makrules.src (build):
--- a/packages/hal/arm/arch/current/ChangeLog +++ b/packages/hal/arm/arch/current/ChangeLog @@ -1,3 +1,16 @@ +1999-05-10 Gary Thomas <gthomas@cygnus.co.uk> + + * src/vectors.S: + * src/hal_mk_defs.c: + * include/hal_arch.h: Fix up machine states, initialize stacks. + +1999-04-28 Bart Veer <bartv@cygnus.co.uk> + + * src/PKGconf.mak: + Remove the -n argument to tail, it does not appear to be required + on any supported host and causes problems with some + implementations of tail. + 1999-04-25 Gary Thomas <gthomas@cygnus.co.uk> * src/vectors.S: Fix use of 'RAISE_INTR' which cannot be used in 'mov'
--- a/packages/hal/arm/arch/current/include/hal_arch.h +++ b/packages/hal/arm/arch/current/include/hal_arch.h @@ -52,9 +52,10 @@ #define CPSR_IRQ_DISABLE 0x80 // IRQ disabled when =1 #define CPSR_FIQ_DISABLE 0x40 // FIQ disabled when =1 -#define CPSR_UNDEF_MODE 0x1D +#define CPSR_FIQ_MODE 0x11 +#define CPSR_IRQ_MODE 0x12 #define CPSR_SUPERVISOR_MODE 0x13 -#define CPSR_IRQ_MODE 0x12 +#define CPSR_UNDEF_MODE 0x1B #define CPSR_MODE_BITS 0x1F
new file mode 100644 --- /dev/null +++ b/packages/hal/arm/arch/current/include/hal_mmu.h @@ -0,0 +1,98 @@ +#ifndef CYGONCE_HAL_MMU_H +#define CYGONCE_HAL_MMU_H + +//========================================================================== +// +// hal_mmu.h +// +// MMU definitions +// +//========================================================================== +//####COPYRIGHTBEGIN#### +// +// ------------------------------------------- +// The contents of this file are subject to the Cygnus eCos Public License +// Version 1.0 (the "License"); you may not use this file except in +// compliance with the License. You may obtain a copy of the License at +// http://sourceware.cygnus.com/ecos +// +// Software distributed under the License is distributed on an "AS IS" +// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the +// License for the specific language governing rights and limitations under +// the License. +// +// The Original Code is eCos - Embedded Cygnus Operating System, released +// September 30, 1998. +// +// The Initial Developer of the Original Code is Cygnus. Portions created +// by Cygnus are Copyright (C) 1998,1999 Cygnus Solutions. All Rights Reserved. +// ------------------------------------------- +// +//####COPYRIGHTEND#### +//========================================================================== +//#####DESCRIPTIONBEGIN#### +// +// Author(s): gthomas +// Contributors: gthomas +// Date: 1999-05-10 +// Purpose: Define MMU for ARM +// Usage: #include <cyg/hal/hal_mmu.h> + +// +//####DESCRIPTIONEND#### +// +//========================================================================== + +#define MMU_L1_TYPE 0x03 // Descriptor type +#define MMU_L1_TYPE_Fault 0x00 // Invalid +#define MMU_L1_TYPE_Page 0x11 // Individual page mapping +#define MMU_L1_TYPE_Section 0x12 // Mapping for 1M segment + +#define MMU_L2_TYPE 0x03 // Descriptor type +#define MMU_L2_TYPE_Fault 0x00 // Invalid data +#define MMU_L2_TYPE_Large 0x01 // Large page (64K) +#define MMU_L2_TYPE_Small 0x02 // Small page (4K) + +#define MMU_Bufferable 0x04 // Data can use write-buffer +#define MMU_Cacheable 0x08 // Data can use cache + +#define MMU_AP_Limited 0x000 // Limited access +#define MMU_AP_Supervisor 0x400 // Supervisor RW, User none +#define MMU_AP_UserRead 0x800 // Supervisor RW, User read only +#define MMU_AP_Any 0xC00 // Supervisor RW, User RW + +#define MMU_AP_ap0_Any 0x030 +#define MMU_AP_ap1_Any 0x0C0 +#define MMU_AP_ap2_Any 0x300 +#define MMU_AP_ap3_Any 0xC00 + +#define MMU_AP_All (MMU_AP_ap0_Any|MMU_AP_ap1_Any|MMU_AP_ap2_Any|MMU_AP_ap3_Any) + +#define MMU_PAGE_SIZE 0x1000 +#define MMU_SECTION_SIZE 0x100000 + +#define MMU_CP p15 // Co-processor ID +#define MMU_Control c1 // Control register +#define MMU_Base c2 // Page tables base +#define MMU_DomainAccess c3 // Domain access control +#define MMU_FaultStatus c5 // Fault status register +#define MMU_FaultAddress c6 // Fault Address +#define MMU_InvalidateCache c7 // Invalidate cache data +#define MMU_TLB c8 // Translation Lookaside Buffer + +#define MMU_Control_M 0x001 // Enable MMU +#define MMU_Control_A 0x002 // Enable address alignment faults +#define MMU_Control_C 0x004 // Enable cache +#define MMU_Control_W 0x008 // Enable write-buffer +#define MMU_Control_P 0x010 // Compatability: 32 bit code +#define MMU_Control_D 0x020 // Compatability: 32 bit data +#define MMU_Control_L 0x040 // Compatability: +#define MMU_Control_B 0x080 // Enable Big-Endian +#define MMU_Control_S 0x100 // Enable system protection +#define MMU_Control_R 0x200 // Enable ROM protection +#define MMU_Control_Init (MMU_Control_M|MMU_Control_P|MMU_Control_D) + +//----------------------------------------------------------------------------- + +#endif // CYGONCE_HAL_MMU_H +// End of hal_mmu.h
--- a/packages/hal/arm/arch/current/src/PKGconf.mak +++ b/packages/hal/arm/arch/current/src/PKGconf.mak @@ -61,7 +61,7 @@ ldscript.stamp: arm.ld $(CC) -E -P -Wp,-MD,ldscript.tmp -DEXTRAS=1 -xc $(INCLUDE_PATH) $(CFLAGS) -o $(PREFIX)/lib/target.ld $< @echo > ldscript.d @echo $@ ':' $< '\' >> ldscript.d - @tail -n +2 ldscript.tmp >> ldscript.d + @tail +2 ldscript.tmp >> ldscript.d @rm ldscript.tmp $(TOUCH) $@
--- a/packages/hal/arm/arch/current/src/hal_mk_defs.c +++ b/packages/hal/arm/arch/current/src/hal_mk_defs.c @@ -92,9 +92,10 @@ main(void) #endif DEFINE(CPSR_IRQ_DISABLE, CPSR_IRQ_DISABLE); DEFINE(CPSR_FIQ_DISABLE, CPSR_FIQ_DISABLE); - DEFINE(CPSR_UNDEF_MODE, CPSR_UNDEF_MODE); + DEFINE(CPSR_IRQ_MODE, CPSR_IRQ_MODE); + DEFINE(CPSR_FIQ_MODE, CPSR_FIQ_MODE); DEFINE(CPSR_SUPERVISOR_MODE, CPSR_SUPERVISOR_MODE); - DEFINE(CPSR_IRQ_MODE, CPSR_IRQ_MODE); + DEFINE(CPSR_UNDEF_MODE, CPSR_UNDEF_MODE); DEFINE(CPSR_MODE_BITS, CPSR_MODE_BITS); DEFINE(CPSR_INITIAL, CPSR_INITIAL); DEFINE(CPSR_THREAD_INITIAL, CPSR_THREAD_INITIAL);
--- a/packages/hal/arm/arch/current/src/vectors.S +++ b/packages/hal/arm/arch/current/src/vectors.S @@ -104,6 +104,7 @@ PTR(start) .global reset_vector .type reset_vector,function reset_vector: + #if defined(CYG_HAL_STARTUP_RAM) && \ !defined(CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS) mrs r7,cpsr // move back to IRQ mode @@ -192,6 +193,9 @@ 2: mov r0,#(CPSR_IRQ_DISABLE|CPSR_FIQ_DISABLE|CPSR_IRQ_MODE) msr cpsr,r0 ldr sp,.__exception_stack + mov r0,#(CPSR_IRQ_DISABLE|CPSR_FIQ_DISABLE|CPSR_FIQ_MODE) + msr cpsr,r0 + ldr sp,.__exception_stack mov r0,#(CPSR_IRQ_DISABLE|CPSR_FIQ_DISABLE|CPSR_UNDEF_MODE) msr cpsr,r0 ldr sp,.__exception_stack
--- a/packages/hal/common/current/ChangeLog +++ b/packages/hal/common/current/ChangeLog @@ -1,3 +1,8 @@ +1999-04-28 Bart Veer <bartv@cygnus.co.uk> + + * src/PKGconf.mak: + Use the new rules for generating libextras.a + 1999-04-27 Jesper Skov <jskov@cygnus.co.uk> * include/pkgconf/hal.h: GDB_BREAK support now available for ARM
--- a/packages/hal/common/current/src/PKGconf.mak +++ b/packages/hal/common/current/src/PKGconf.mak @@ -28,25 +28,17 @@ #####COPYRIGHTEND#### #============================================================================== -PACKAGE := hal +PACKAGE := hal include ../../../../pkgconf/pkgconf.mak -LIBRARY := libtarget.a -COMPILE := generic-stub.c thread-packets.c hal_stub.c drv_api.c +LIBRARY := libtarget.a +COMPILE := generic-stub.c thread-packets.c hal_stub.c drv_api.c +EXTRAS_COMPILE := dummy.c -OTHER_OBJS := -OTHER_TARGETS := libextras.stamp -OTHER_DEPS := hal_dummy.d -OTHER_CLEAN := libextras.clean +OTHER_OBJS := +OTHER_TARGETS := +OTHER_DEPS := +OTHER_CLEAN := include $(COMPONENT_REPOSITORY)/pkgconf/makrules.src -.PHONY: libextras.clean - -libextras.stamp: hal_dummy.o - $(AR) crs $(PREFIX)/lib/libextras.a $< - @$(TOUCH) $@ - -libextras.clean: - $(RM) hal_dummy.o - $(RM) libextras.stamp
--- a/packages/hal/i386/arch/current/ChangeLog +++ b/packages/hal/i386/arch/current/ChangeLog @@ -1,3 +1,10 @@ +1999-04-28 Bart Veer <bartv@cygnus.co.uk> + + * src/PKGconf.mak: + Remove the -n argument to tail, it does not appear to be required + on any supported host and causes problems with some + implementations of tail. + 1999-04-14 Jonathan Larmour <jlarmour@cygnus.co.uk> * src/PKGconf.mak (EXTRAS): Don't generate extras.o here any more
--- a/packages/hal/i386/arch/current/src/PKGconf.mak +++ b/packages/hal/i386/arch/current/src/PKGconf.mak @@ -54,7 +54,7 @@ ldscript.stamp: i386.ld $(CC) -E -P -Wp,-MD,ldscript.tmp -DEXTRAS=1 -xc $(INCLUDE_PATH) $(CFLAGS) -o $(PREFIX)/lib/target.ld $< @echo > ldscript.d @echo $@ ':' $< '\' >> ldscript.d - @tail -n +2 ldscript.tmp >> ldscript.d + @tail +2 ldscript.tmp >> ldscript.d @rm ldscript.tmp $(TOUCH) $@
--- a/packages/hal/mips/arch/current/ChangeLog +++ b/packages/hal/mips/arch/current/ChangeLog @@ -1,22 +1,29 @@ -1999-04-30 Jesper Skov <jskov@cygnus.co.uk> +1999-04-30 Hugo Tyson <hmt@cygnus.co.uk> + Merge the following changes from the 1.2.1 release branch, + but without any CDL for CYGDBG_HAL_MIPS_INSTALL_CTRL_C_ISR, + it is always on. + + 1999-04-30 Jesper Skov <jskov@cygnus.co.uk> * src/hal_misc.c: Added vector decoding to the below. - -1999-04-30 Hugo Tyson <hmt@masala.cygnus.co.uk> - + 1999-04-30 Hugo Tyson <hmt@masala.cygnus.co.uk> * src/hal_misc.c (hal_init_ctrlc_intr): Chain onto the old value of the ISR when attaching the ctrl-c ISR; this allows chained interrupts to work (otherwise a stack-wrecking interrupt loop occurs). - -1999-04-29 Hugo Tyson <hmt@cygnus.co.uk> - + 1999-04-29 Hugo Tyson <hmt@cygnus.co.uk> * include/pkgconf/hal_tx39.h (CYGDBG_HAL_MIPS_INSTALL_CTRL_C_ISR): New config option, on by default. - * src/hal_misc.c (hal_ctrlc_isr): Enable these features on CYGDBG_HAL_MIPS_INSTALL_CTRL_C_ISR new config option. +1999-04-28 Bart Veer <bartv@cygnus.co.uk> + + * src/PKGconf.mak: + Remove the -n argument to tail, it does not appear to be required + on any supported host and causes problems with some + implementations of tail. + 1999-04-20 Jonathan Larmour <jlarmour@cygnus.co.uk> * include/hal_intr.h: Don't sync TRR if platform sim - it doesn't need
--- a/packages/hal/mips/arch/current/include/pkgconf/hal_tx39.h +++ b/packages/hal/mips/arch/current/include/pkgconf/hal_tx39.h @@ -68,26 +68,12 @@ memory access speed settings." } - cdl_option CYGDBG_HAL_MIPS_INSTALL_CTRL_C_ISR { - display "Install an Interrupt Service Routine to catch HALT requests" - type bool - parent CYGPKG_HAL_TX39 - description " - This option enables startup code to install a default ISR on the - serial debug connection which reads characters looking for the - HALT character control-C (\003). This allows a running program - to be interrupted from GDB. This option only has effect if eCos - is configured to run with the Cygmon ROM monitor on the JMR3904 - development board. Interrupts must be enabled for the code to - work. The serial device drivers, if enabled, do take over the - ISR and function correctly." - } - }}CFG_DATA */ #define CYGHWR_HAL_MIPS_CPU_FREQ 50 +/* NO CDL for this because we want it enabled always. */ #define CYGDBG_HAL_MIPS_INSTALL_CTRL_C_ISR /* -------------------------------------------------------------------*/
--- a/packages/hal/mips/arch/current/src/PKGconf.mak +++ b/packages/hal/mips/arch/current/src/PKGconf.mak @@ -57,7 +57,7 @@ ldscript.stamp: tx39.ld $(CC) -E -P -Wp,-MD,ldscript.tmp -DEXTRAS=1 -xc $(INCLUDE_PATH) $(CFLAGS) -o $(PREFIX)/lib/target.ld $< @echo > ldscript.d @echo $@ ':' $< '\' >> ldscript.d - @tail -n +2 ldscript.tmp >> ldscript.d + @tail +2 ldscript.tmp >> ldscript.d @rm ldscript.tmp $(TOUCH) $@
--- a/packages/hal/mips/jmr3904/current/ChangeLog +++ b/packages/hal/mips/jmr3904/current/ChangeLog @@ -1,5 +1,8 @@ -1999-04-29 Hugo Tyson <hmt@cygnus.co.uk> +1999-04-30 Hugo Tyson <hmt@cygnus.co.uk> + Merge the following changes from the 1.2.1 release branch. + + 1999-04-29 Hugo Tyson <hmt@cygnus.co.uk> * src/hal_diag.c (hal_diag_write_char): Only include the code to read the '+' from GDB and test for ^C there if not installing the default isr to catch these: CYGDBG_HAL_MIPS_INSTALL_CTRL_C_ISR.
--- a/packages/hal/mn10300/arch/current/ChangeLog +++ b/packages/hal/mn10300/arch/current/ChangeLog @@ -1,3 +1,28 @@ +1999-04-28 Bart Veer <bartv@cygnus.co.uk> + + * src/PKGconf.mak: + Remove the -n argument to tail, it does not appear to be required + on any supported host and causes problems with some + implementations of tail. + +1999-04-20 Jonathan Larmour <jlarmour@cygnus.co.uk> + + * include/hal_cache.h: + (HAL_DCACHE_IS_ENABLED) (HAL_ICACHE_IS_ENABLED): Add these new macros + (HAL_DCACHE_DISABLE) (HAL_ICACHE_DISABLE): Make variables register + variables + Ensure the cache has finished its operation before exitting. + (HAL_DCACHE_INVALIDATE_ALL) (HAL_ICACHE_INVALIDATE_ALL): Make + variables register variables. + Re-enable cache if it was enabled on entry. + (HAL_DCACHE_WRITE_MODE): Make variables register variables. + Re-enable data cache if it was enabled on entry. + Ensure the cache has finished its operation before exitting. + (HAL_DCACHE_STORE): Make variables register variables. + Re-enable data cache if it was enabled on entry. + + These fix PR19887 + 1999-04-15 Jonathan Larmour <jlarmour@cygnus.co.uk> * src/mn10300.ld: Define __bss_end at the end of the BSS
--- a/packages/hal/mn10300/arch/current/include/hal_cache.h +++ b/packages/hal/mn10300/arch/current/include/hal_cache.h @@ -213,7 +213,7 @@ // Enable the data cache #define HAL_DCACHE_ENABLE() \ { \ - CYG_ADDRWORD chctr = *HAL_CHCTR; \ + register CYG_ADDRWORD chctr = *HAL_CHCTR; \ chctr |= HAL_CHCTR_DCEN; \ *HAL_CHCTR = chctr; \ } @@ -221,23 +221,33 @@ // Disable the data cache #define HAL_DCACHE_DISABLE() \ { \ - CYG_ADDRWORD chctr = *HAL_CHCTR; \ + register CYG_ADDRWORD chctr = *HAL_CHCTR; \ chctr &= ~HAL_CHCTR_DCEN; \ *HAL_CHCTR = chctr; \ + while( HAL_CHCTR_DCBUSY & *HAL_CHCTR ); \ +} + +// Query the state of the data cache +#define HAL_DCACHE_IS_ENABLED(_state_) \ +{ \ + register CYG_ADDRWORD chctr = *HAL_CHCTR; \ + _state_ = (0 != (chctr & HAL_CHCTR_DCEN)); \ } // Invalidate the entire cache #define HAL_DCACHE_INVALIDATE_ALL() \ { \ - CYG_ADDRWORD chctr, chctr1; \ - chctr = chctr1 = *HAL_CHCTR; \ - chctr &= ~HAL_CHCTR_DCEN; \ - *HAL_CHCTR = chctr; \ - while( *HAL_CHCTR & HAL_CHCTR_DCBUSY ); \ + register CYG_ADDRWORD chctr; \ + register CYG_ADDRWORD state; \ + HAL_DCACHE_IS_ENABLED(state); \ + if (state) \ + HAL_DCACHE_DISABLE(); \ + chctr = *HAL_CHCTR; \ chctr |= HAL_CHCTR_DCINV; \ *HAL_CHCTR = chctr; \ - while( *HAL_CHCTR & HAL_CHCTR_DCBUSY ); \ - *HAL_CHCTR = chctr1; \ + while( HAL_CHCTR_DCBUSY & *HAL_CHCTR ); \ + if (state) \ + HAL_DCACHE_ENABLE(); \ } // Synchronize the contents of the cache with memory. @@ -249,12 +259,17 @@ // Set the data cache write mode #define HAL_DCACHE_WRITE_MODE( _mode_ ) \ { \ - CYG_ADDRWORD chctr; \ + register CYG_ADDRWORD chctr; \ + register CYG_ADDRWORD state; \ + HAL_DCACHE_IS_ENABLED(state); \ + if (state) \ + HAL_DCACHE_DISABLE(); \ chctr = *HAL_CHCTR; \ - HAL_DCACHE_DISABLE(); \ - while( *HAL_CHCTR & HAL_CHCTR_DCBUSY ); \ chctr |= HAL_CHCTR_DCWTMD*(_mode_); \ *HAL_CHCTR = chctr; \ + while( HAL_CHCTR_DCBUSY & *HAL_CHCTR ); \ + if (state) \ + HAL_DCACHE_ENABLE(); \ } #define HAL_DCACHE_WRITEBACK_MODE 0 @@ -290,10 +305,11 @@ volatile register CYG_BYTE *way0 = HAL_DCACHE_PURGE_WAY0; \ volatile register CYG_BYTE *way1 = HAL_DCACHE_PURGE_WAY1; \ int i; \ - register CYG_ADDRWORD chctr; \ - chctr = *HAL_CHCTR; \ - HAL_DCACHE_DISABLE(); \ - while( *HAL_CHCTR & HAL_CHCTR_DCBUSY ); \ + register CYG_ADDRWORD state; \ + \ + HAL_DCACHE_IS_ENABLED(state); \ + if (state) \ + HAL_DCACHE_DISABLE(); \ \ way0 += ((CYG_ADDRWORD)_base_) & 0x000007f0; \ way1 += ((CYG_ADDRWORD)_base_) & 0x000007f0; \ @@ -304,7 +320,8 @@ way0 += HAL_DCACHE_LINE_SIZE; \ way1 += HAL_DCACHE_LINE_SIZE; \ } \ - *HAL_CHCTR = chctr; \ + if (state) \ + HAL_DCACHE_ENABLE(); \ } // Preread the given range into the cache with the intention of reading @@ -324,7 +341,7 @@ // Enable the instruction cache #define HAL_ICACHE_ENABLE() \ { \ - CYG_ADDRWORD chctr = *HAL_CHCTR; \ + register CYG_ADDRWORD chctr = *HAL_CHCTR; \ chctr |= HAL_CHCTR_ICEN; \ *HAL_CHCTR = chctr; \ } @@ -332,23 +349,33 @@ // Disable the instruction cache #define HAL_ICACHE_DISABLE() \ { \ - CYG_ADDRWORD chctr = *HAL_CHCTR; \ + register CYG_ADDRWORD chctr = *HAL_CHCTR; \ chctr &= ~HAL_CHCTR_ICEN; \ *HAL_CHCTR = chctr; \ + while( HAL_CHCTR_ICBUSY & *HAL_CHCTR ); \ +} + +// Query the state of the instruction cache +#define HAL_ICACHE_IS_ENABLED(_state_) \ +{ \ + register CYG_ADDRWORD chctr = *HAL_CHCTR; \ + _state_ = (0 != (chctr & HAL_CHCTR_ICEN)); \ } // Invalidate the entire cache #define HAL_ICACHE_INVALIDATE_ALL() \ { \ - CYG_ADDRWORD chctr, chctr1; \ - chctr1 = *HAL_CHCTR; \ - HAL_ICACHE_DISABLE(); \ - while( *HAL_CHCTR & HAL_CHCTR_ICBUSY ); \ + register CYG_ADDRWORD chctr; \ + register CYG_ADDRWORD state; \ + HAL_ICACHE_IS_ENABLED(state); \ + if (state) \ + HAL_ICACHE_DISABLE(); \ chctr = *HAL_CHCTR; \ chctr |= HAL_CHCTR_ICINV; \ *HAL_CHCTR = chctr; \ - while( *HAL_CHCTR & HAL_CHCTR_ICBUSY ); \ - *HAL_CHCTR = chctr1; \ + while( HAL_CHCTR_ICBUSY & *HAL_CHCTR ); \ + if (state) \ + HAL_ICACHE_ENABLE(); \ } // Synchronize the contents of the cache with memory.
--- a/packages/hal/mn10300/arch/current/src/PKGconf.mak +++ b/packages/hal/mn10300/arch/current/src/PKGconf.mak @@ -57,7 +57,7 @@ ldscript.stamp: mn10300.ld $(CC) -E -P -Wp,-MD,ldscript.tmp -DEXTRAS=1 -xc $(INCLUDE_PATH) $(CFLAGS) -o $(PREFIX)/lib/target.ld $< @echo > ldscript.d @echo $@ ':' $< '\' >> ldscript.d - @tail -n +2 ldscript.tmp >> ldscript.d + @tail +2 ldscript.tmp >> ldscript.d @rm ldscript.tmp $(TOUCH) $@
--- a/packages/hal/powerpc/arch/current/ChangeLog +++ b/packages/hal/powerpc/arch/current/ChangeLog @@ -1,3 +1,10 @@ +1999-04-28 Bart Veer <bartv@cygnus.co.uk> + + * src/PKGconf.mak: + Remove the -n argument to tail, it does not appear to be required + on any supported host and causes problems with some + implementations of tail. + 1999-04-19 Jesper Skov <jskov@cygnus.co.uk> PR 19861 * src/vectors.S (_start): Rewrote the hal_zero_bss code in
--- a/packages/hal/powerpc/arch/current/src/PKGconf.mak +++ b/packages/hal/powerpc/arch/current/src/PKGconf.mak @@ -57,7 +57,7 @@ ldscript.stamp: powerpc.ld $(CC) -E -P -Wp,-MD,ldscript.tmp -DEXTRAS=1 -xc $(INCLUDE_PATH) $(CFLAGS) -o $(PREFIX)/lib/target.ld $< @echo > ldscript.d @echo $@ ':' $< '\' >> ldscript.d - @tail -n +2 ldscript.tmp >> ldscript.d + @tail +2 ldscript.tmp >> ldscript.d @rm ldscript.tmp $(TOUCH) $@
--- a/packages/hal/powerpc/sim/current/ChangeLog +++ b/packages/hal/powerpc/sim/current/ChangeLog @@ -1,3 +1,9 @@ +1999-04-28 Jesper Skov <jskov@cygnus.co.uk> + + * include/pkgconf/mlt_powerpc_sim_ram.ldi: + * include/pkgconf/mlt_powerpc_sim_ram.mlt: + Increased memory size to 1MB. + 1999-04-08 John Dallaway <jld@cygnus.co.uk> * include/pkgconf/*.ldi: Revised SECTION_* macro arguments to
--- a/packages/hal/powerpc/sim/current/include/pkgconf/mlt_powerpc_sim_ram.ldi +++ b/packages/hal/powerpc/sim/current/include/pkgconf/mlt_powerpc_sim_ram.ldi @@ -28,7 +28,7 @@ MEMORY { - ram : ORIGIN = 0, LENGTH = 0x80000 + ram : ORIGIN = 0, LENGTH = 0x100000 } SECTIONS
--- a/packages/hal/powerpc/sim/current/include/pkgconf/mlt_powerpc_sim_ram.mlt +++ b/packages/hal/powerpc/sim/current/include/pkgconf/mlt_powerpc_sim_ram.mlt @@ -1,5 +1,5 @@ version 0 -region ram 0 80000 0 ! +region ram 0 100000 0 ! section vectors 0 1 0 1 1 0 1 0 0 0 ! section text 0 1 0 1 1 1 1 1 4000 4000 fini fini ! section fini 0 4 0 1 0 1 0 1 rodata1 rodata1 !
--- a/packages/hal/sparclite/arch/current/ChangeLog +++ b/packages/hal/sparclite/arch/current/ChangeLog @@ -1,3 +1,10 @@ +1999-04-28 Bart Veer <bartv@cygnus.co.uk> + + * src/PKGconf.mak: + Remove the -n argument to tail, it does not appear to be required + on any supported host and causes problems with some + implementations of tail. + 1999-04-15 Jonathan Larmour <jlarmour@cygnus.co.uk> * src/sparclite.ld: Define __bss_end at the end of the BSS
--- a/packages/hal/sparclite/arch/current/src/PKGconf.mak +++ b/packages/hal/sparclite/arch/current/src/PKGconf.mak @@ -59,7 +59,7 @@ ldscript.stamp: sparclite.ld $(CC) -E -P -Wp,-MD,ldscript.tmp -DEXTRAS=1 -xc $(INCLUDE_PATH) $(CFLAGS) -o $(PREFIX)/lib/target.ld $< @echo > ldscript.d @echo $@ ':' $< '\' >> ldscript.d - @tail -n +2 ldscript.tmp >> ldscript.d + @tail +2 ldscript.tmp >> ldscript.d @rm ldscript.tmp $(TOUCH) $@
--- a/packages/hal/sparclite/sleb/current/ChangeLog +++ b/packages/hal/sparclite/sleb/current/ChangeLog @@ -1,3 +1,8 @@ +1999-04-23 Jesper Skov <jskov@cygnus.co.uk> + + * src/hal_diag.c (hal_bsp_console_write): Added a workaround for PR + 19926. + 1999-04-09 Hugo Tyson <hmt@cygnus.co.uk> * include/hal_cache.h (HAL_[DI]CACHE_IS_ENABLED):
--- a/packages/hal/sparclite/sleb/current/src/hal_diag.c +++ b/packages/hal/sparclite/sleb/current/src/hal_diag.c @@ -175,10 +175,32 @@ typedef struct { void *__dbg_vector; void *__kill_vector; struct bsp_comm_procs *__console_procs; + struct bsp_comm_procs *__debug_procs; + void *__flush_dcache; + void *__flush_icache; + void *__cpu_data; + void *__board_data; + void *__sysinfo; + int (*__set_debug_comm)(int __comm_id); + void *__set_console_comm; } bsp_shared_t; static int +hal_bsp_set_debug_comm(int arg) +{ + bsp_shared_t *shared; + + shared = (bsp_shared_t *) + (CYGMON_VECTOR_TABLE[ BSP_NOTVEC_BSP_COMM_PROCS ]); + + if (0 != shared->__set_debug_comm) { + return (*(shared->__set_debug_comm))(arg); + } + return 0; +} + +static int hal_bsp_console_write(const char *p, int len) { bsp_shared_t *shared; @@ -191,6 +213,23 @@ hal_bsp_console_write(const char *p, int if (0 != com) { com->__write(com->ch_data, p, len); + +#if 1 + // FIXME: This is a workaround for PR 19926; CygMon does not + // expect to be sharing the line with a serial driver (which + // can be excused :) and so doesn't acknowledge the interrupt. + // In normal circumstances CygMon would handle the resulting + // interrupt and do the right thing. However, when using the + // serial driver it is handling the interrupts and gets + // mightily confused by these spurious interrupts. + // + // As a workaround, ask CygMon which communication port is + // using for console output. If this is the serial port + // (comm 0), acknowledge the interrupt. + if ( 0 == hal_bsp_set_debug_comm( -1 ) ) + HAL_INTERRUPT_ACKNOWLEDGE( CYGNUM_HAL_VECTOR_INTERRUPT_10 ); +#endif + return 1; } return 0; @@ -238,7 +277,7 @@ void hal_diag_write_char(char c) // And re-enable interrupts HAL_RESTORE_INTERRUPTS(old); - + } }
--- a/packages/io/common/current/ChangeLog +++ b/packages/io/common/current/ChangeLog @@ -1,3 +1,8 @@ +1999-04-28 Bart Veer <bartv@cygnus.co.uk> + + * src/PKGconf.mak (EXTRAS_COMPILE): + Use the new rules for generating libextras.a + 1999-04-15 Jonathan Larmour <jlarmour@cygnus.co.uk> * src/iosys.c (cyg_io_set_config): Only dereference len if non-NULL
--- a/packages/io/common/current/src/PKGconf.mak +++ b/packages/io/common/current/src/PKGconf.mak @@ -32,8 +32,9 @@ PACKAGE := io include ../../../../pkgconf/pkgconf.mak include ../../../../pkgconf/system.mak -LIBRARY := libextras.a -COMPILE := iosys.c ioinit.cxx io_diag.c +LIBRARY := +COMPILE := +EXTRAS_COMPILE := iosys.c ioinit.cxx io_diag.c OTHER_OBJS := OTHER_CLEAN :=
--- a/packages/io/serial/current/ChangeLog +++ b/packages/io/serial/current/ChangeLog @@ -1,8 +1,65 @@ + +1999-05-05 Jesper Skov <jskov@cygnus.co.uk> + + * tests/ser_test_protocol.inl: Tidied up a bit and added + description of protocol. + +1999-05-05 Jesper Skov <jskov@cygnus.co.uk> + + * src/common/serial.c (serial_write, serial_read): Clear abort + flag at entry. + +1999-05-05 Jesper Skov <jskov@cygnus.co.uk> + + * tests/serial4.c (serial_test): Handle config fails correctly. + + * tests/ser_test_protocol.inl: Better change_config + handling. Simple recovery and negotiation isn't timing + dependant. + +1999-05-05 Jesper Skov <jskov@cygnus.co.uk> + + * tests/timeout.inl: Updated with the below changes. + +1999-05-05 Gary Thomas <gthomas@cygnus.co.uk> + + * misc/timeout.inl (timeout): Timeouts are relative, but alarms + need absolute time values. + +1999-05-04 Jesper Skov <jskov@cygnus.co.uk> + PR 20018 + * tests/serial1.c (serial_test): Always PASS, regardless of + configuration. + +1999-05-04 Jesper Skov <jskov@cygnus.co.uk> + + * tests/ser_test_protocol.inl: Reverse order of configurations - + run tests with slow baud rate first. + Only check CYG_KERNEL_DIAG_GDB_SERIAL_DIRECT for SLEB on RAM startup. + +1999-05-04 Jesper Skov <jskov@cygnus.co.uk> + * src/mn10300/mn10300_serial.c: + Use interrupt enable/disable feature of serial port2 to allow + coexistence with CygMon/hal_diag. + + * tests/ser_test_protocol.inl: Use port2 for MN10300. + +1999-04-28 Bart Veer <bartv@cygnus.co.uk> + + * src/PKGconf.mak (EXTRAS_COMPILE): + Use the new rules for generating libextras.a + + 1999-04-20 Gary Thomas <gthomas@cygnus.co.uk> * src/arm/aeb_serial.c: * src/arm/pid_serial_with_ints.c: Fix default baud rate if unbuffered. +1999-04-20 Jesper Skov <jskov@cygnus.co.uk> + * tests/ser_test_protocol.inl: Added some comments. Disabled 38400 + for SLEB. Only run test on SLEB if CygMon isn't used for diag + output. + 1999-04-15 Jesper Skov <jskov@cygnus.co.uk> PR 19752 * tests/serial3.c:
--- a/packages/io/serial/current/include/pkgconf/io_serial.h +++ b/packages/io/serial/current/include/pkgconf/io_serial.h @@ -384,6 +384,8 @@ #define CYGNUM_IO_SERIAL_ARM_AEB_SERIAL1_BUFSIZE 128 + + /* ---------------------------------------------------------------------------- {{CFG_DATA cdl_component CYGPKG_IO_SERIAL_POWERPC_COGENT {
--- a/packages/io/serial/current/misc/timeout.inl +++ b/packages/io/serial/current/misc/timeout.inl @@ -73,7 +73,7 @@ do_timeout(cyg_handle_t alarm, cyg_addrw } if (min_delta != 0x7FFFFFFF) { // Still something to do, schedule it - cyg_alarm_initialize(timeout_alarm_handle, min_delta, 0); + cyg_alarm_initialize(timeout_alarm_handle, cyg_current_time()+min_delta, 0); last_delta = min_delta; } } @@ -110,7 +110,7 @@ timeout(cyg_int32 delta, timeout_fun *fu } if (min_delta != 0x7FFFFFFF) { // Still something to do, schedule it - cyg_alarm_initialize(timeout_alarm_handle, min_delta, 0); + cyg_alarm_initialize(timeout_alarm_handle, cyg_current_time()+min_delta, 0); last_delta = min_delta; } return stamp;
--- a/packages/io/serial/current/src/PKGconf.mak +++ b/packages/io/serial/current/src/PKGconf.mak @@ -32,25 +32,25 @@ PACKAGE := io_serial include ../../../../pkgconf/pkgconf.mak include ../../../../pkgconf/system.mak -LIBRARY := libextras.a -COMPILE := common/serial.c common/tty.c common/haldiag.c +LIBRARY := +EXTRAS_COMPILE := common/serial.c common/tty.c common/haldiag.c ifdef CYG_HAL_ARM_PID -COMPILE += arm/pid_serial_with_ints.c +EXTRAS_COMPILE += arm/pid_serial_with_ints.c endif ifdef CYG_HAL_ARM_AEB -COMPILE += arm/aeb_serial.c +EXTRAS_COMPILE += arm/aeb_serial.c endif ifdef CYG_HAL_MN10300_STDEVAL1 -COMPILE += mn10300/mn10300_serial.c +EXTRAS_COMPILE += mn10300/mn10300_serial.c endif ifdef CYG_HAL_TX39 -COMPILE += mips/tx3904_serial.c +EXTRAS_COMPILE += mips/tx3904_serial.c endif ifdef CYG_HAL_POWERPC_COGENT -COMPILE += powerpc/cogent_serial_with_ints.c +EXTRAS_COMPILE += powerpc/cogent_serial_with_ints.c endif ifdef CYG_HAL_SPARCLITE_SLEB -COMPILE += sparclite/sleb_sdtr.c +EXTRAS_COMPILE += sparclite/sleb_sdtr.c endif OTHER_OBJS := OTHER_CLEAN :=
--- a/packages/io/serial/current/src/common/serial.c +++ b/packages/io/serial/current/src/common/serial.c @@ -103,6 +103,7 @@ serial_write(cyg_io_handle_t handle, con int next; cbuf_t *cbuf = &chan->out_cbuf; Cyg_ErrNo res = ENOERR; + cbuf->abort = false; cyg_drv_mutex_lock(&cbuf->lock); if (cbuf->len == 0) { @@ -153,6 +154,7 @@ serial_read(cyg_io_handle_t handle, void cyg_int32 size = 0; cbuf_t *cbuf = &chan->in_cbuf; Cyg_ErrNo res = ENOERR; + cbuf->abort = false; cyg_drv_mutex_lock(&cbuf->lock); if (cbuf->len == 0) {
--- a/packages/io/serial/current/src/mn10300/mn10300_serial.c +++ b/packages/io/serial/current/src/mn10300/mn10300_serial.c @@ -110,6 +110,7 @@ static void mn10300_serial_tx_DSR( #define LCR_WL8 0x80 // 8 bit chars #define LCR_RXE 0x4000 // receive enable #define LCR_TXE 0x8000 // transmit enable +#define LCR_TWE 0x0100 // interrupt enable (only on serial2) //------------------------------------------------------------------------- // MN10300 timer registers: @@ -449,12 +450,6 @@ mn10300_serial_config_port(serial_channe mn10300_serial_info *mn10300_chan = (mn10300_serial_info *)chan->dev_priv; cyg_uint16 cr = 0; -#if defined(CYG_HAL_USE_ROM_MONITOR_CYGMON) - // If we are using CYGMON, do not reinitialize serial 2 at this - // point, since it appears to upset GDB. - if( mn10300_chan->is_serial2 ) return true; -#endif - // Disable device entirely. HAL_WRITE_UINT16(mn10300_chan->base+SERIAL_CTR, 0); HAL_WRITE_UINT8(mn10300_chan->base+SERIAL_ICR, 0); @@ -506,8 +501,13 @@ mn10300_serial_config_port(serial_channe // enable RX and TX cr |= LCR_RXE | LCR_TXE; #else - // Enable RX only - cr |= LCR_RXE; + if( mn10300_chan->is_serial2 ) { + cr |= LCR_RXE | LCR_TXE; // enable Rx and TX + cr &= ~LCR_TWE; // disable transmit interrupts + } else { + // Enable RX only + cr |= LCR_RXE; + } #endif // Write CR into hardware @@ -528,12 +528,6 @@ bool mn10300_serial_init(struct cyg_devt serial_channel *chan = (serial_channel *)tab->priv; mn10300_serial_info *mn10300_chan = (mn10300_serial_info *)chan->dev_priv; -#if defined(CYG_HAL_USE_ROM_MONITOR_CYGMON) - // If we are using CYGMON, do not reinitialize serial 2. If we do then we - // will steal the receive interrupt and disable Ctrl-C handling. - if( mn10300_chan->is_serial2 ) return true; -#endif - (chan->callbacks->serial_init)(chan); // Really only required for interrupt driven devices #ifndef CYGPKG_IO_SERIAL_MN10300_POLLED_MODE @@ -641,7 +635,10 @@ mn10300_serial_start_xmit(serial_channel HAL_READ_UINT16( mn10300_chan->base+SERIAL_CTR, cr ); - cr |= LCR_TXE; + if( mn10300_chan->is_serial2 ) + cr |= LCR_TWE; // enable transmit interrupts + else + cr |= LCR_TXE; // enable TX HAL_WRITE_UINT16( mn10300_chan->base+SERIAL_CTR, cr ); @@ -672,7 +669,10 @@ mn10300_serial_stop_xmit(serial_channel HAL_READ_UINT16( mn10300_chan->base+SERIAL_CTR, cr ); - cr &= ~LCR_TXE; + if( mn10300_chan->is_serial2 ) + cr &= ~LCR_TWE; // disable transmit interrupts + else + cr &= ~LCR_TXE; // disable transmission HAL_WRITE_UINT16( mn10300_chan->base+SERIAL_CTR, cr );
--- a/packages/io/serial/current/tests/ser_test_protocol.inl +++ b/packages/io/serial/current/tests/ser_test_protocol.inl @@ -56,8 +56,16 @@ #include <cyg/hal/hal_intr.h> // for reclaiming interrup vector +#ifdef CYG_HAL_SPARCLITE_SLEB +#include <pkgconf/hal_sparclite_sleb.h> // CYG_KERNEL_DIAG_GDB_SERIAL_DIRECT +#endif + //---------------------------------------------------------------------------- // Definition of which device to run tests on on various platforms. + +#define NA_MSG "No test device specified" + + #if defined(CYGPKG_HAL_POWERPC_COGENT) \ && defined(CYGPKG_IO_SERIAL_POWERPC_COGENT) \ && defined(CYGPKG_IO_SERIAL_POWERPC_COGENT_SERIAL_B) @@ -92,24 +100,29 @@ #endif #if defined(CYGPKG_HAL_MN10300_STDEVAL1) \ && defined(CYGPKG_IO_SERIAL_MN10300) \ - && defined(CYGPKG_IO_SERIAL_MN10300_SERIAL1) -// Note: Serial1 is *not* the same port as GDB is using. It seems that -// CygMon is interfering with the tests if run on the same port. -// This configuration allows the serial driver to be tested using the -// filter in stand alone mode (option -n). -# define TEST_SER_DEV CYGDAT_IO_SERIAL_MN10300_SERIAL1_NAME -# if defined(CYGPKG_IO_SERIAL_TTY_TTY1) + && defined(CYGPKG_IO_SERIAL_MN10300_SERIAL2) +# define TEST_SER_DEV CYGDAT_IO_SERIAL_MN10300_SERIAL2_NAME +# if defined(CYGPKG_IO_SERIAL_TTY_TTY2) # define TEST_TTY_DEV CYGDAT_IO_SERIAL_TTY_TTY1_DEV # endif #endif #if defined(CYGPKG_HAL_SPARCLITE_SLEB) \ && defined(CYGPKG_IO_SERIAL_SPARCLITE_SLEB) \ && defined(CYGPKG_IO_SERIAL_SPARCLITE_SLEB_CON1) -# define TEST_SER_DEV CYGDAT_IO_SERIAL_SPARCLITE_SLEB_CON1_NAME -# define SER_OVERRIDE_INT_1 CYGNUM_HAL_INTERRUPT_9 -# define SER_OVERRIDE_INT_2 CYGNUM_HAL_INTERRUPT_10 -# if defined(CYGPKG_IO_SERIAL_TTY_TTY0) -# define TEST_TTY_DEV CYGDAT_IO_SERIAL_TTY_TTY0_DEV +# undef NA_MSG +# define NA_MSG "CYG_KERNEL_DIAG_GDB_SERIAL_DIRECT is unset" +# if !defined(CYG_HAL_STARTUP_RAM) \ + || defined(CYG_KERNEL_DIAG_GDB_SERIAL_DIRECT) +# define TEST_SER_DEV CYGDAT_IO_SERIAL_SPARCLITE_SLEB_CON1_NAME +// The interrupt vectors are normally in CygMon's control. Steal them back, +// but beware that this results in GDB acknowledge characters showing up in +// the serial driver if CygMon is used for hal_diag output. +// Set CYG_KERNEL_DIAG_GDB_SERIAL_DIRECT in hal_sparclite_sleb as a workaround. +# define SER_OVERRIDE_INT_1 CYGNUM_HAL_INTERRUPT_9 +# define SER_OVERRIDE_INT_2 CYGNUM_HAL_INTERRUPT_10 +# if defined(CYGPKG_IO_SERIAL_TTY_TTY0) +# define TEST_TTY_DEV CYGDAT_IO_SERIAL_TTY_TTY0_DEV +# endif # endif #endif @@ -165,12 +178,21 @@ typedef struct ser_cfg { // A few predefined configurations. These must all be valid for any // given target until change_config is behaving correctly. cyg_ser_cfg_t test_configs[] = { -#if !defined(CYGPKG_HAL_TX39_JMR3904) && \ - !defined(CYGPKG_HAL_ARM_PID) && \ - !defined(CYGPKG_HAL_ARM_AEB) && \ - !defined(CYGPKG_HAL_MN10300_STDEVAL1) && \ - !defined(CYGPKG_HAL_SPARCLITE_SLEB) - { CYGNUM_SERIAL_BAUD_115200, CYGNUM_SERIAL_WORD_LENGTH_8, + +#if !defined(CYGPKG_HAL_TX39_JMR3904) && !defined(CYGPKG_HAL_ARM_PID) + { CYGNUM_SERIAL_BAUD_9600, CYGNUM_SERIAL_WORD_LENGTH_8, + CYGNUM_SERIAL_STOP_1, CYGNUM_SERIAL_PARITY_NONE }, +#endif + + { CYGNUM_SERIAL_BAUD_14400, CYGNUM_SERIAL_WORD_LENGTH_8, + CYGNUM_SERIAL_STOP_1, CYGNUM_SERIAL_PARITY_NONE }, + + { CYGNUM_SERIAL_BAUD_19200, CYGNUM_SERIAL_WORD_LENGTH_8, + CYGNUM_SERIAL_STOP_1, CYGNUM_SERIAL_PARITY_NONE }, + +#if !defined(CYGPKG_HAL_SPARCLITE_SLEB) && \ + !defined(CYGPKG_HAL_ARM_AEB) + { CYGNUM_SERIAL_BAUD_38400, CYGNUM_SERIAL_WORD_LENGTH_8, CYGNUM_SERIAL_STOP_1, CYGNUM_SERIAL_PARITY_NONE }, #endif @@ -181,14 +203,12 @@ cyg_ser_cfg_t test_configs[] = { CYGNUM_SERIAL_STOP_1, CYGNUM_SERIAL_PARITY_NONE }, #endif - { CYGNUM_SERIAL_BAUD_38400, CYGNUM_SERIAL_WORD_LENGTH_8, - CYGNUM_SERIAL_STOP_1, CYGNUM_SERIAL_PARITY_NONE }, - - { CYGNUM_SERIAL_BAUD_19200, CYGNUM_SERIAL_WORD_LENGTH_8, - CYGNUM_SERIAL_STOP_1, CYGNUM_SERIAL_PARITY_NONE }, - -#if !defined(CYGPKG_HAL_TX39_JMR3904) && !defined(CYGPKG_HAL_ARM_PID) - { CYGNUM_SERIAL_BAUD_9600, CYGNUM_SERIAL_WORD_LENGTH_8, +#if !defined(CYGPKG_HAL_TX39_JMR3904) && \ + !defined(CYGPKG_HAL_ARM_PID) && \ + !defined(CYGPKG_HAL_ARM_AEB) && \ + !defined(CYGPKG_HAL_MN10300_STDEVAL1) && \ + !defined(CYGPKG_HAL_SPARCLITE_SLEB) + { CYGNUM_SERIAL_BAUD_115200, CYGNUM_SERIAL_WORD_LENGTH_8, CYGNUM_SERIAL_STOP_1, CYGNUM_SERIAL_PARITY_NONE }, #endif @@ -252,7 +272,8 @@ do { //---------------------------------------------------------------------------- // Macros for read/write to serial with error cheking. -cyg_uint32 r_stamp; +static volatile cyg_uint32 r_stamp; +static volatile int aborted; // This routine will be called if the read "times out" static void @@ -261,6 +282,7 @@ do_abort(void *handle) cyg_io_handle_t io_handle = (cyg_io_handle_t)handle; cyg_int32 len = 1; // Need something here cyg_io_get_config(io_handle, CYG_IO_GET_CONFIG_SERIAL_ABORT, 0, &len); + aborted = 1; } #include "timeout.inl" @@ -286,6 +308,7 @@ do_abort(void *handle) int __res; \ cyg_uint32 __len = 1; \ __res = cyg_io_write((__h), (__d), (__l)); \ + if (ENOERR != __res) diag_printf("[%d]\n", __res); \ CYG_TEST_CHECK(ENOERR == __res, "cyg_io_write failed"); \ __res = cyg_io_get_config((__h), \ CYG_IO_GET_CONFIG_SERIAL_OUTPUT_DRAIN, \ @@ -344,27 +367,45 @@ hang(void) //----------------------------------------------------------------------------- // Configuration changing function. -// FIXME: This is still slightly bogus in that it doesn't check for target -// capabilities. Correct way is; -// o try setting new cfg -// o restore -// o if OK: -// o send cfg to target -// o if reply OK: -// o change to new cfg +// +// First change to the new config and back again to determine if the driver +// can handle the config. +// If not, return error. +// +// Then query the host for its capability to use the config: +// Format out: +// "@CONFIG:<baud rate code>:<#data bits>:<#stop bits>:<parity on/off>!" +// Format in: +// OK/ER +// +// On ER, return error. // -// Host&protocol currently only supports: -// - no/even parity +// On OK, change to the new configuration. Resynchronize with the host: +// Write 'T'-chars to the host. +// The host will echo anything it reads until it sees a 'O' character. +// Continue until four 'T'-chars has been read back. +// Then send a single 'O'-character. This will signal success to the host. +// +// If the synchronization has not succeeded within 100 ticks +// (configurable in the protocol), both host and target will revert to +// the previous configuration and attempt to synchronize again. If +// this fails, this call will hang and the host will consider the test +// a failure. +// +// To Do: +// Host&protocol currently only supports: +// - no/even parity int change_config(cyg_io_handle_t handle, cyg_ser_cfg_t* cfg) { + cyg_serial_info_t old_cfg, new_cfg; const char cmd[] = "@CONFIG:"; char reply[2]; int msglen; - int res; + int res, len; cyg_uint8 *p1; - - // Prepare and send the command. + + // Prepare the command. p1 = &cmd_buffer[0]; p1 = strcpy(p1, &cmd[0]); p1 = itoa(p1, cfg->baud_rate); @@ -375,60 +416,179 @@ change_config(cyg_io_handle_t handle, cy *p1++ = ':'; p1 = itoa(p1, cfg->parity); *p1++ = '!'; - *p1++ = 0; + *p1 = 0; // note: we may append to this later + // Tell user what we're up to. CYG_TEST_INFO(&cmd_buffer[1]); + // Change to new config and then back to determine if the driver likes it. + len = sizeof(old_cfg); + res = cyg_io_get_config(handle, CYG_IO_GET_CONFIG_SERIAL_INFO, + &old_cfg, &len); + res = cyg_io_get_config(handle, CYG_IO_GET_CONFIG_SERIAL_INFO, + &new_cfg, &len); + if (res != ENOERR) { + diag_printf("Can't get serial config - DEVIO error: %d\n", res); + hang(); + } + + new_cfg.baud = cfg->baud_rate; + new_cfg.word_length = cfg->data_bits; + new_cfg.stop = cfg->stop_bits; + new_cfg.parity = cfg->parity; + + res = cyg_io_set_config(handle, CYG_IO_SET_CONFIG_SERIAL_INFO, + &new_cfg, &len); + + // Driver didn't like it. It will not have changed anything, so it's + // safe to return now. + if (ENOERR != res) { + // Let user know that the config was skipped due to the target. + const char txt_tskipped[] = "- skipped by target!"; + p1 = strcpy(p1, txt_tskipped); + *p1 = 0; + CYG_TEST_INFO(&cmd_buffer[1]); + return res; + } + + // Succeeded. Change back to the original config so we can communicate + // with the host. + res = cyg_io_set_config(handle, CYG_IO_SET_CONFIG_SERIAL_INFO, + &old_cfg, &len); + if (ENOERR != res) { + diag_printf("change_config: set_config failed/1 (%d)\n", res); + hang(); + } + + // Send command to host and read host's reply. msglen = strlen(&cmd_buffer[0]); Tcyg_io_write(handle, &cmd_buffer[0], &msglen); - msglen = 2; Tcyg_io_read(handle, &reply[0], &msglen); - if (reply[0] == 'O') { - // Change config - cyg_serial_info_t serial_info; - int len = sizeof(serial_info); - res = cyg_io_get_config(handle, CYG_IO_GET_CONFIG_SERIAL_INFO, &serial_info, &len); - if (res != ENOERR) { - diag_printf("Can't get serial config - DEVIO error: %d\n", res); - hang(); - } + // Did host accept configuration? + if ('O' != reply[0] || 'K' != reply[1]) { + // Let user know that the config was skipped due to the host. + const char txt_hskipped[] = "- skipped by host!"; + p1 = strcpy(p1, txt_hskipped); + *p1 = 0; + CYG_TEST_INFO(&cmd_buffer[1]); + diag_printf("Host didn't accept config (%02x, %02x).\n", + reply[0], reply[1]); + + res = ENOSUPP; + return res; + } + + // Now test the new configuration: Loop until we read what we + // write. This may hang (as seen from the host), but only when we + // get totally lost, in which case there's not much else to do + // really. In this case the host will consider the test a FAIL. + len = sizeof(new_cfg); + res = cyg_io_set_config(handle, CYG_IO_SET_CONFIG_SERIAL_INFO, + &new_cfg, &len); + if (ENOERR != res) { + diag_printf("change_config: set_config failed/2 (%d)\n", res); + hang(); + } + + // Note: Only sends a single char - a string wuld be safer, but if + // there's not a 1-1 relationship between outgoing and incoming + // chars, the reader needs to be smarter. Compensate by + // requirering the char to be read 4 times in succession. + for (;;) { + int change_succeeded = 0; + int using_old_config = 0; + int matches = 0; + char in_buf[1]; + int len; + char out_buf[1]; + + out_buf[0] = 'a'; - serial_info.baud = cfg->baud_rate; - serial_info.word_length = cfg->data_bits; - serial_info.stop = cfg->stop_bits; - serial_info.parity = cfg->parity; + aborted = 0; // global abort flag + // FIXME: Timeout time needs to be configurable, and needs to + // be sent to the host before getting here. That would allow + // changing the timeout by just rebuilding the test - without + // changing the host software. + r_stamp = timeout(100, do_abort, handle); + while (!aborted) { + len = 1; + res = cyg_io_write(handle, out_buf, &len); + if (ENOERR != res && -EINTR != res) { + // We may have to reset the driver here if the fail + // was due to a framing or parity error. + break; + } + + len = 1; + res = cyg_io_read(handle, in_buf, &len); + if (ENOERR != res && -EINTR != res) { + // We may have to reset the driver here if the fail + // was due to a framing or parity error. + break; + } + + // Check for match. + if (out_buf[0] == in_buf[0]) { + matches++; + // We want 4 in succession before we accept it. + if (4 == matches) { + change_succeeded = 1; + break; + } + } else + matches = 0; + } + untimeout(r_stamp); + + // Did we succeed? + if (change_succeeded) { + // Yup! Send 'O' to host so it knows we're OK. + const char ok_str[1] = "O"; + len = 1; + res = cyg_io_write(handle, ok_str, &len); + if (res != ENOERR) { + diag_printf("write failed - DEVIO error: %d\n", res); + hang(); + } - res = cyg_io_set_config(handle, CYG_IO_SET_CONFIG_SERIAL_INFO, &serial_info, &len); - if (res != ENOERR) { - diag_printf("Can't set serial config - DEVIO error: %d\n", res); - hang(); + // Now wait for the 'O' to be echoed so we know both lines + // have been emptied. + r_stamp = timeout(100, do_abort, handle); + do { + len = 1; + res = cyg_io_read(handle, in_buf, &len); + CYG_ASSERT(ENOERR == res, "Failed when waiting for 'O'"); + } while ('O' != in_buf[0]); + untimeout(r_stamp); + + // If we had to revert to the old configuration, return error. + if (using_old_config) + return -EIO; + else + return ENOERR; } - res = ENOERR; - } else { - res = ENOSUPP; -#ifdef __DEVELOPER__ - diag_printf("Host didn't accept config (%02x, %02x).\n", - reply[0], reply[1]); -#endif - } + // We didn't. Due to an IO error? + if (ENOERR != res && -EINTR != res) { + // We may have to reset the driver if the fail was due to + // a framing or parity error. + } -#if 0 - // FIXME: This is needed to prevent sending data at the new baud rate - // before the host is ready.... Need to fiddle this a bit more. - // Loop counts for ARM and PII in host side source. Replace with - // timed loops. - { - int i; - for (i = 0; i < 100000; i++); - } -#else - cyg_thread_delay(80); // this requires kernel -#endif - - return res; + // Revert to the old configuration and try again. + len = sizeof(old_cfg); + res = cyg_io_set_config(handle, CYG_IO_SET_CONFIG_SERIAL_INFO, + &old_cfg, &len); + if (res != ENOERR) { + diag_printf("change_config: set_config failed/3 (%d)\n", res); + hang(); + } + out_buf[0] = 't'; // change the char so a developer can + // see this has happened by the chars + // being written. + using_old_config = 1; + } } @@ -791,7 +951,7 @@ test_open_ser( cyg_io_handle_t* handle ) CYG_TEST_FAIL_FINISH("Can't lookup " TEST_SER_DEV); } #else - CYG_TEST_NA("No test device specified"); + CYG_TEST_NA(NA_MSG); #endif } @@ -818,7 +978,7 @@ test_open_tty( cyg_io_handle_t* handle ) CYG_TEST_FAIL_FINISH("Can't lookup " TEST_TTY_DEV); } #else - CYG_TEST_NA("No test device specified"); + CYG_TEST_NA(NA_MSG); #endif }
--- a/packages/io/serial/current/tests/serial1.c +++ b/packages/io/serial/current/tests/serial1.c @@ -62,17 +62,20 @@ cyg_handle_t thread_handle; void -serial_api_test(cyg_io_handle_t* handle) +serial_api_test(int dummy) { + cyg_io_handle_t handle; int res, len; unsigned char buffer[16]; // Always return... - if (handle) + if (dummy) return; CYG_TEST_FAIL_FINISH("Not reached"); + test_open_ser(&handle); + // read & write res = cyg_io_read(handle, &buffer[0], &len); res = cyg_io_write(handle, &buffer[0], &len); @@ -98,11 +101,7 @@ serial_api_test(cyg_io_handle_t* handle) void serial_test( void ) { - cyg_io_handle_t ser_handle; - - test_open_ser(&ser_handle); - - serial_api_test(&ser_handle); + serial_api_test(1); CYG_TEST_PASS_FINISH("serial1 test OK"); }
--- a/packages/io/serial/current/tests/serial4.c +++ b/packages/io/serial/current/tests/serial4.c @@ -84,10 +84,11 @@ serial_test( void ) int msglen = strlen(msg); for (i = 0; i < count; i++){ - change_config(ser_handle, &test_configs[i]); - test_binary(ser_handle, 128, MODE_EOP_ECHO); - test_binary(ser_handle, 256, MODE_NO_ECHO); - Tcyg_io_write(ser_handle, msg, &msglen); + if (ENOERR == change_config(ser_handle, &test_configs[i])) { + test_binary(ser_handle, 128, MODE_EOP_ECHO); + test_binary(ser_handle, 256, MODE_NO_ECHO); + Tcyg_io_write(ser_handle, msg, &msglen); + } } }
--- a/packages/io/serial/current/tests/timeout.inl +++ b/packages/io/serial/current/tests/timeout.inl @@ -73,7 +73,7 @@ do_timeout(cyg_handle_t alarm, cyg_addrw } if (min_delta != 0x7FFFFFFF) { // Still something to do, schedule it - cyg_alarm_initialize(timeout_alarm_handle, min_delta, 0); + cyg_alarm_initialize(timeout_alarm_handle, cyg_current_time()+min_delta, 0); last_delta = min_delta; } } @@ -110,7 +110,7 @@ timeout(cyg_int32 delta, timeout_fun *fu } if (min_delta != 0x7FFFFFFF) { // Still something to do, schedule it - cyg_alarm_initialize(timeout_alarm_handle, min_delta, 0); + cyg_alarm_initialize(timeout_alarm_handle, cyg_current_time()+min_delta, 0); last_delta = min_delta; } return stamp;
--- a/packages/kernel/current/ChangeLog +++ b/packages/kernel/current/ChangeLog @@ -1,6 +1,42 @@ +1999-05-10 Jesper Skov <jskov@cygnus.co.uk> + + * tests/stress_threads.c (main_program): Added workaround for a + few PRs. + +1999-05-07 Jesper Skov <jskov@cygnus.co.uk> + + * src/common/kapi.cxx (cyg_scheduler_unlock, cyg_scheduler_lock): + Make these simple calls to the scheduler. + +1999-05-07 Jesper Skov <jskov@cygnus.co.uk> + + * tests/stress_threads.c (setup_death_alarm): Reduce run time on + synthetic target. + +1999-05-06 Jesper Skov <jskov@cygnus.co.uk> + + * tests/stress_threads.c: Reversed priorities of agents. + +1999-05-06 Jesper Skov <jskov@cygnus.co.uk> + PRs 20040, (20027), 19991 + * tests/stress_threads.c: Added main_thread handling resource + deallocation and printing. + +1999-04-27 Jonathan Larmour <jlarmour@cygnus.co.uk> + + * tests/stress_threads.c: + If there aren't enough priorities, output an N/A, rather than + stopping compilation with a #error + 1999-04-28 Jesper Skov <jskov@cygnus.co.uk> PR 19850 - * tests/stress_threads.c: Don't print text from alarm handler. + * tests/stress_threads.c: Don't print text from alarm handler. + +1999-04-28 Jesper Skov <jskov@cygnus.co.uk> + PR 19945 workaround + * tests/kexcept1.c: + * tests/except1.cxx: + Made NA to PowerPC SIM. 1999-04-27 Gary Thomas <gthomas@cygnus.co.uk> @@ -10,6 +46,8 @@ 1999-04-27 Gary Thomas <gthomas@cygnus can show up cache effects. Show thread stack usage. + Fix merge screwup :-( + 1999-04-26 Hugo Tyson <hmt@cygnus.co.uk> * include/kapi.h: Add missing function cyg_thread_delete(); @@ -34,7 +72,7 @@ 1999-04-23 Mark Galassi <rosalia@cygnu (perform_stressful_tasks): added writing of a bit pattern to the malloc()-ed spaces. Also reduced stack requirements for threads. -1999-04-23 Hugo Tyson <hmt@cygnus.co.uk> +1999-04-23 Hugo Tyson <hmt@masala.cygnus.co.uk> * src/common/timer.cxx (Cyg_Timer::activate): we must also disable the alarm when resetting it so as to remove it from its queue, so @@ -45,7 +83,7 @@ 1999-04-23 Hugo Tyson <hmt@cygnus.co.u enable CYGIMP_KERNEL_COUNTERS_MULTI_LIST, value CYGNUM_KERNEL_COUNTERS_MULTI_LIST_SIZE {8}. The PR is 19475. - + 1999-04-21 Hugo Tyson <hmt@cygnus.co.uk> * tests/bin_sem1.cxx (bin_sem1_main): Doh! Use priorities 4 and 5 @@ -54,11 +92,6 @@ 1999-04-21 Hugo Tyson <hmt@cygnus.co.u assert in the attempt to set thread 0's prio to 1, "prios not unique"). PR 19904. -1999-04-20 Hugo Tyson <hmt@cygnus.co.uk> - - * tests/stress_threads.c: applied my patch to fix stack sizes. - And timing, in simulator; branch now matches the trunk. - 1999-04-20 Jonathan Larmour <jlarmour@cygnus.co.uk> * tests/kcache2.c: @@ -72,6 +105,10 @@ 1999-04-19 Jonathan Larmour <jlarmour@ scheduling problems if the clock rolls over immediately Fix for PR 19516 +1999-04-20 Mark Galassi <rosalia@cygnus.com> + + * tests/stress_threads.c: applied Hugo's patch to fix stack sizes. + 1999-04-19 Hugo Tyson <hmt@cygnus.co.uk> * tests/bin_sem1.cxx (bin_sem1_main): Add priorities to the
--- a/packages/kernel/current/src/common/kapi.cxx +++ b/packages/kernel/current/src/common/kapi.cxx @@ -104,30 +104,16 @@ externC void cyg_scheduler_start(void) Cyg_Scheduler::start(); } -/* Lock the scheduler. We only allow this to take the lock from */ -/* zero to 1. Any other transition implies that this function */ -/* is being called from an ISR/DSR or some other illegal place. */ +/* Lock the scheduler. */ externC void cyg_scheduler_lock(void) { Cyg_Scheduler::lock(); - - CYG_ASSERT( Cyg_Scheduler::get_sched_lock() == 1 , - "Cannot nest calls to cyg_scheduler_lock"); - - if( Cyg_Scheduler::get_sched_lock() != 1 ) - Cyg_Scheduler::unlock(); } -/* Unlock the scheduler. Like lock, we only allow a 1->0 */ -/* transition. */ +/* Unlock the scheduler. */ externC void cyg_scheduler_unlock(void) { - CYG_ASSERT( Cyg_Scheduler::get_sched_lock() == 1 , - "Bad call to cyg_scheduler_unlock"); - - if( Cyg_Scheduler::get_sched_lock() == 1 ) - Cyg_Scheduler::unlock(); - + Cyg_Scheduler::unlock(); } /*---------------------------------------------------------------------------*/
--- a/packages/kernel/current/tests/except1.cxx +++ b/packages/kernel/current/tests/except1.cxx @@ -135,9 +135,14 @@ static void entry0( CYG_ADDRWORD data ) p->deregister_exception(CYGNUM_HAL_EXCEPTION_MAX); p->deregister_exception(CYGNUM_HAL_EXCEPTION_MAX); -#ifdef CYGPKG_HAL_I386_LINUX +#if 0 +#elif defined(CYGPKG_HAL_POWERPC_SIM) + // The exception generated by the SIM is not recognized by GDB. + // PR 19945 workaround. + CYG_TEST_NA("Not applicable to PowerPC SIM"); +#elif defined(CYGPKG_HAL_I386_LINUX) // We can't catch segmentation violation exceptions on Linux. - CYG_TEST_PASS_FINISH("Except 1 OK"); + CYG_TEST_NA("Not applicable to synthetic target"); #endif for(n = CYGNUM_HAL_EXCEPTION_MIN; n <= CYGNUM_HAL_EXCEPTION_MAX; n++) {
--- a/packages/kernel/current/tests/kexcept1.c +++ b/packages/kernel/current/tests/kexcept1.c @@ -143,9 +143,14 @@ static void entry0( CYG_ADDRWORD data ) cyg_exception_clear_handler(CYGNUM_HAL_EXCEPTION_MAX); cyg_exception_clear_handler(CYGNUM_HAL_EXCEPTION_MAX); -#ifdef CYGPKG_HAL_I386_LINUX +#if 0 +#elif defined(CYGPKG_HAL_POWERPC_SIM) + // The exception generated by the SIM is not recognized by GDB. + // PR 19945 workaround. + CYG_TEST_NA("Not applicable to PowerPC SIM"); +#elif defined(CYGPKG_HAL_I386_LINUX) // We can't catch segmentation violation exceptions on Linux. - CYG_TEST_PASS_FINISH("Except 1 OK"); + CYG_TEST_NA("Not applicable to synthetic target"); #endif for(n = CYGNUM_HAL_EXCEPTION_MIN; n <= CYGNUM_HAL_EXCEPTION_MAX; n++) {
--- a/packages/kernel/current/tests/stress_threads.c +++ b/packages/kernel/current/tests/stress_threads.c @@ -30,10 +30,19 @@ //#####DESCRIPTIONBEGIN#### // // Author(s): rosalia -// Contributors: rosalia +// Contributors: rosalia, jskov // Date: 1999-04-13 // Description: Very simple thread stress test, with some memory // allocation and alarm handling. +// +// Notes: +// If client_makes_request is big, it means that there are made many more +// client requests than can be serviced. Consequently, clients are wasting +// CPU time and should be sleeping more. +// +// The list of handler invocations show how many threads are running +// at the same time. The more powerful the CPU, the more the numbers +// should spread out. //####DESCRIPTIONEND#### #include <pkgconf/system.h> @@ -65,50 +74,59 @@ /* if TIME_LIMIT is defined, it represents the number of seconds this test should last; if it is undefined the test will go forever */ -#define DEATH_TIME_LIMIT 15 +#define DEATH_TIME_LIMIT 20 /* #undef DEATH_TIME_LIMIT */ #define STACK_SIZE (CYGNUM_HAL_STACK_SIZE_TYPICAL) #define STACK_SIZE2 (8*1024 + CYGNUM_HAL_STACK_SIZE_TYPICAL) -#define N_CLIENTS 4 +/* Allocate priorities in this order. This ensures that handlers + (which are the ones using the CPU) get enough CPU time to actually + complete their tasks. */ +#define N_MAIN 1 +#define MAX_HANDLERS 19 #define N_LISTENERS 4 -#define MAX_HANDLERS 19 +#define N_CLIENTS 4 -#if (CYGNUM_KERNEL_SCHED_PRIORITIES < (N_CLIENTS+N_LISTENERS+MAX_HANDLERS)) -# error "not enough priorities available" -#endif +#if (CYGNUM_KERNEL_SCHED_PRIORITIES >= (N_MAIN+MAX_HANDLERS+N_LISTENERS+N_CLIENTS)) /* if we use the bitmap scheduler we must make sure we don't use the same priority more than once, so we must store those already in use */ -static char priority_in_use[N_CLIENTS+N_LISTENERS+MAX_HANDLERS]; +static volatile char priority_in_use[N_MAIN+MAX_HANDLERS+N_LISTENERS+N_CLIENTS]; /* now declare (and allocate space for) some kernel objects, like the threads we will use */ -cyg_thread client_thread_s[N_CLIENTS]; +cyg_thread main_thread_s; +cyg_thread handler_thread_s[MAX_HANDLERS]; cyg_thread listener_thread_s[N_LISTENERS]; -cyg_thread handler_thread_s[MAX_HANDLERS]; +cyg_thread client_thread_s[N_CLIENTS]; /* space for stacks for all threads */ -char client_stack[N_CLIENTS][STACK_SIZE]; +char main_stack[STACK_SIZE]; +char handler_stack[MAX_HANDLERS][STACK_SIZE2]; char listener_stack[N_LISTENERS][STACK_SIZE]; -char handler_stack[MAX_HANDLERS][STACK_SIZE2]; +char client_stack[N_CLIENTS][STACK_SIZE]; /* now the handles for the threads */ -cyg_handle_t clientH[N_CLIENTS]; -cyg_handle_t listenerH[N_LISTENERS]; +cyg_handle_t mainH; cyg_handle_t handlerH[MAX_HANDLERS]; - -#ifdef DEATH_TIME_LIMIT -/* how many client threads have been killed by the death handler */ -int n_clients_killed = 0; -#endif /* DEATH_TIME_LIMIT */ +cyg_handle_t listenerH[N_LISTENERS]; +cyg_handle_t clientH[N_CLIENTS]; /* and now variables for the procedure which is the thread */ -cyg_thread_entry_t client_program, listener_program, handler_program; +cyg_thread_entry_t main_program, client_program, listener_program, + handler_program; /* a few mutexes used in the code */ -cyg_mutex_t client_request_lock, handler_slot_lock, statistics_print_lock; +cyg_mutex_t client_request_lock, handler_slot_lock, statistics_print_lock, + free_handler_lock; + +/* global variables with which the handler IDs and thread priorities + to free are communicated from handlers to main_program. Access to + these are protected by free_handler_lock. An id of -1 means the + that the variables are empty. */ +volatile int free_handler_pri = 0; +volatile int free_handler_id = -1; /* a global variable with which the client and server coordinate */ int client_makes_request = 0; @@ -138,23 +156,21 @@ struct s_statistics statistics; /* some function prototypes; those with the sc_ prefix are "statistics-collecting" versions of the cyg_ primitives */ void sc_thread_create( - cyg_addrword_t sched_info, /* scheduling info (eg pri) */ + cyg_addrword_t sched_info, /* scheduling info (eg pri) */ cyg_thread_entry_t *entry, /* entry point function */ - cyg_addrword_t entry_data, /* entry data */ + cyg_addrword_t entry_data, /* entry data */ char *name, /* optional thread name */ void *stack_base, /* stack base, NULL = alloc */ cyg_ucount32 stack_size, /* stack size, 0 = default */ cyg_handle_t *handle, /* returned thread handle */ cyg_thread *thread /* put thread here */ ); -void sc_thread_exit(void); int get_handler_slot(cyg_handle_t current_threadH); void perform_stressful_tasks(void); void permute_array(char a[], int size, int seed); void setup_death_alarm(cyg_addrword_t data, cyg_handle_t *deathHp, cyg_alarm *death_alarm_p, int *killed_p); -void handle_death(cyg_handle_t deathH, cyg_handle_t alarmH); void print_statistics(void); /* we need to declare the alarm handling function (which is defined @@ -175,35 +191,53 @@ void cyg_user_start(void) cyg_mutex_init(&client_request_lock); cyg_mutex_init(&statistics_print_lock); + cyg_mutex_init(&free_handler_lock); /* initialize statistics */ memset(&statistics, 0, sizeof(statistics)); + /* clear priority table */ + for (i = 0; i < sizeof(priority_in_use); i++) + priority_in_use[i] = 0; + + /* initialize main thread */ + { + char thread_name[] = "main"; + + sc_thread_create(0, main_program, (cyg_addrword_t) 0, + thread_name, (void *) main_stack, STACK_SIZE, + &mainH, &main_thread_s); + priority_in_use[0]++; + } + /* initialize all handler threads to not be in use */ for (i = 0; i < MAX_HANDLERS; ++i) { handler_thread_in_use[i] = 0; } + for (i = 0; i < N_LISTENERS; ++i) { + int prio; + char thread_name[20]; + sprintf(thread_name, "listener-%02d", i); + prio = N_MAIN + MAX_HANDLERS + i; + sc_thread_create(prio, listener_program, (cyg_addrword_t) i, + thread_name, (void *) listener_stack[i], STACK_SIZE, + &listenerH[i], &listener_thread_s[i]); + CYG_ASSERT(0 == priority_in_use[prio], "Priority already in use!"); + priority_in_use[prio]++; + } for (i = 0; i < N_CLIENTS; ++i) { int prio; char thread_name[20]; sprintf(thread_name, "client-%02d", i); - prio = i; + prio = N_MAIN + MAX_HANDLERS + N_LISTENERS + i; sc_thread_create(prio, client_program, (cyg_addrword_t) i, thread_name, (void *) client_stack[i], STACK_SIZE, &(clientH[i]), &client_thread_s[i]); - priority_in_use[prio] = 1; - } - for (i = 0; i < N_LISTENERS; ++i) { - int prio; - char thread_name[20]; - sprintf(thread_name, "listener-%02d", i); - prio = N_CLIENTS + i; - sc_thread_create(prio, listener_program, (cyg_addrword_t) i, - thread_name, (void *) listener_stack[i], STACK_SIZE, - &listenerH[i], &listener_thread_s[i]); - priority_in_use[prio] = 1; + CYG_ASSERT(0 == priority_in_use[prio], "Priority already in use!"); + priority_in_use[prio]++; } + cyg_thread_resume(mainH); for (i = 0; i < N_CLIENTS; ++i) { cyg_thread_resume(clientH[i]); } @@ -220,11 +254,75 @@ void cyg_user_start(void) (cyg_addrword_t) 4000, &report_alarmH, &report_alarm); if (cyg_test_is_simulator) { - cyg_alarm_initialize(report_alarmH, cyg_current_time()+300, 400); + cyg_alarm_initialize(report_alarmH, cyg_current_time()+200, 200); } else { cyg_alarm_initialize(report_alarmH, cyg_current_time()+300, 4000); } +} +/* main_program() -- frees resources and prints status. */ +void main_program(cyg_addrword_t data) +{ +#ifdef DEATH_TIME_LIMIT + cyg_handle_t deathH; + cyg_alarm death_alarm; + int is_dead = 0; + + setup_death_alarm(0, &deathH, &death_alarm, &is_dead); +#endif /* DEATH_TIME_LIMIT */ + + printf("# Starting main\n"); + + for (;;) { + int handler_id = -1; + int handler_pri = 0; + + cyg_mutex_lock(&free_handler_lock); { + // If any handler has left its ID, copy the ID and + // priority values to local variables, and free up the + // global communication variables again. + if (-1 != free_handler_id) { + handler_id = free_handler_id; + handler_pri = free_handler_pri; + free_handler_id = -1; + } + } cyg_mutex_unlock(&free_handler_lock); + + if (-1 != handler_id) { + // Free the handler resources. This is done outside of the + // free_handler_lock to avoid deadlocks. + cyg_mutex_lock(&handler_slot_lock); { + CYG_ASSERT(1 == priority_in_use[handler_pri], + "Priority not in use!"); + CYG_ASSERT(1 == handler_thread_in_use[handler_id], + "Handler not in use!"); + handler_thread_in_use[handler_id]--; + priority_in_use[handler_pri]--; + // Finally delete the handler thread. + { + // workaround for PRs 20054-20058/20065 + cyg_thread_kill(handlerH[handler_id]); + } + cyg_thread_delete(handlerH[handler_id]); + } cyg_mutex_unlock(&handler_slot_lock); + } + + // Print status if time. + if (time_to_report) { + time_to_report = 0; + print_statistics(); + } + +#ifdef DEATH_TIME_LIMIT + // Stop test if time. + if (is_dead) { + print_statistics(); + CYG_TEST_PASS_FINISH("Kernel thread stress test OK"); + } +#endif /* DEATH_TIME_LIMIT */ + + cyg_thread_delay(3); + } } /* client_program() -- an obnoxious client which makes a lot of requests */ @@ -232,19 +330,13 @@ void client_program(cyg_addrword_t data) { int delay; - cyg_handle_t counterH, deathH, system_clockH; - cyg_alarm death_alarm; - int is_dead = 0; - - setup_death_alarm(data, &deathH, &death_alarm, &is_dead); - printf("# Starting client-%d\n", (int) data); system_clockH = cyg_real_time_clock(); cyg_clock_to_counter(system_clockH, &counterH); for (;;) { - delay = (rand() % 3); + delay = (rand() % 20); /* now send a request to the server */ cyg_mutex_lock(&client_request_lock); { @@ -254,11 +346,6 @@ void client_program(cyg_addrword_t data) cyg_thread_delay(10+delay); /* cyg_thread_delay(0); */ -#ifdef DEATH_TIME_LIMIT - if (is_dead) { - handle_death(deathH, report_alarmH); - } -#endif /* DEATH_TIME_LIMIT */ } } @@ -267,40 +354,40 @@ void client_program(cyg_addrword_t data) void listener_program(cyg_addrword_t data) { /* int message = (int) data; */ - int handler_slot; + int handler_slot; - printf("# Beginning execution; thread data is %d\n", (int) data); + printf("# Beginning execution; thread data is %d\n", (int) data); - for (;;) { -#ifdef DEATH_TIME_LIMIT - /* as an extra task, the listener sees if all clients have been - killed off, so it can report that the test is over */ - if (n_clients_killed == N_CLIENTS) { - n_clients_killed = -1; /* so we don't call this again */ - CYG_TEST_PASS_FINISH("Kernel thread stress test OK"); + for (;;) { + int make_request = 0; + cyg_mutex_lock(&client_request_lock); { + if (client_makes_request > 0) { + --client_makes_request; + make_request = 1; + } + } cyg_mutex_unlock(&client_request_lock); + + if (make_request) { + int prio; + /* printf("just got a request from a client (count = %d)\n", */ + /* client_makes_request); */ + + handler_slot = get_handler_slot(listenerH[(int) data]); + prio = N_MAIN+handler_slot; + + CYG_ASSERT(0 == priority_in_use[prio], "Priority already in use!"); + priority_in_use[prio]++; + sc_thread_create(prio, handler_program, + (cyg_addrword_t) handler_slot, + "handler", (void *) handler_stack[handler_slot], + STACK_SIZE2, &handlerH[handler_slot], + &handler_thread_s[handler_slot]); + cyg_thread_resume(handlerH[handler_slot]); + ++statistics.handler_invocation_histogram[handler_slot]; + } + + cyg_thread_delay(2 + (rand() % 10)); } -#endif /* DEATH_TIME_LIMIT */ - if (client_makes_request > 0) { - int prio; - /* printf("just got a request from a client (count = %d)\n", */ - /* client_makes_request); */ - cyg_mutex_lock(&client_request_lock); { - --client_makes_request; - } cyg_mutex_unlock(&client_request_lock); - - handler_slot = get_handler_slot(listenerH[(int) data]); - prio = N_CLIENTS+N_LISTENERS+handler_slot; - priority_in_use[prio] = 1; - sc_thread_create(prio, handler_program, - (cyg_addrword_t) handler_slot, - "handler", (void *) handler_stack[handler_slot], - STACK_SIZE2, &handlerH[handler_slot], - &handler_thread_s[handler_slot]); - cyg_thread_resume(handlerH[handler_slot]); - ++statistics.handler_invocation_histogram[handler_slot]; - } - cyg_thread_delay(1); - } } /* handler_program() -- is spawned to handle each incoming request */ @@ -309,56 +396,56 @@ void handler_program(cyg_addrword_t data /* here is where we perform specific stressful tasks */ perform_stressful_tasks(); - if (time_to_report) { - time_to_report = 0; - print_statistics(); - } - cyg_thread_delay(4 + (int) (0.5*log(1.0 + fabs((rand() % 1000000))))); /* cyg_thread_delay(0); */ - /* lock the scheduler before we declare this thread slot available - and quit; note that cyg_thread_exit() will unlock the scheduler - as many times as necessary */ - cyg_mutex_lock(&handler_slot_lock); { - handler_thread_in_use[data] = 0; - priority_in_use[N_CLIENTS + N_LISTENERS + (int) data] = 0; - } cyg_mutex_unlock(&handler_slot_lock); - /* FIXME: could there be a race condition right here? I unlock the - scheduler, so I could get pre-empted out, but meanwhile I have - declared this thread available again. must fix it. */ - sc_thread_exit(); + ++statistics.thread_exits; + { + // Loop until the handler id and priority can be communicated to + // the main_program. + int freed = 0; + do { + cyg_mutex_lock(&free_handler_lock); { + if (-1 == free_handler_id) { + free_handler_id = data; + free_handler_pri = N_MAIN+(int) data; + freed = 1; + } + } cyg_mutex_unlock(&free_handler_lock); + if (!freed) + cyg_thread_delay(2); + } while (!freed); + } + + // Then wait for the main_program to kill us. + for (;;) { + cyg_thread_delay(100); + } } /* look for an available handler thread */ int get_handler_slot(cyg_handle_t current_threadH) { - int i; - int found = 0; + int i; + int found = 0; - while (!found) { - for (i = 0; i < MAX_HANDLERS; ++i) { - cyg_mutex_lock(&handler_slot_lock); { - if (!handler_thread_in_use[i]) { - found = 1; - handler_thread_in_use[i] = 1; - } - } cyg_mutex_unlock(&handler_slot_lock); - if (found) { - break; - } -#ifdef DEATH_TIME_LIMIT - /* must do a check here to see if all clients have been killed, - since otherwise we might end up in an infinite loop */ - if (n_clients_killed == N_CLIENTS) { - n_clients_killed = -1; /* so we don't call this again */ - CYG_TEST_PASS_FINISH("Kernel thread stress test OK"); - } -#endif + while (!found) { + cyg_mutex_lock(&handler_slot_lock); { + for (i = 0; i < MAX_HANDLERS; ++i) { + if (!handler_thread_in_use[i]) { + found = 1; + handler_thread_in_use[i]++; + break; + } + } + } cyg_mutex_unlock(&handler_slot_lock); + if (!found) + cyg_thread_delay(1); } - cyg_thread_delay(1); - } - return i; + + CYG_ASSERT(1 == handler_thread_in_use[i], "Handler usage count wrong!"); + + return i; } /* do things which will stress the system */ @@ -386,9 +473,12 @@ void perform_stressful_tasks() ++statistics.malloc_tries; /* spaces[i] = (char *) malloc(((int)(sqrt(i*2.0))+1)*MALLOCED_BASE_SIZE); */ spaces[i] = (char *) malloc(((int)i*2.0+1)*MALLOCED_BASE_SIZE); - if (i % 100 == 0) { + if (i % (MAX_MALLOCED_SPACES/10) == 0) { cyg_thread_yield(); } + if (i % (MAX_MALLOCED_SPACES/15) == 0) { + cyg_thread_delay(i % 5); + } } /* now free it all up */ @@ -426,7 +516,7 @@ void perform_stressful_tasks() /* report_alarm_func() is invoked as an alarm handler, so it should be quick and simple. in this case it sets a global flag which is - checked by threads. */ + checked by main_program. */ void report_alarm_func(cyg_handle_t alarmH, cyg_addrword_t data) { time_to_report = 1; @@ -437,7 +527,6 @@ void report_alarm_func(cyg_handle_t alar void setup_death_alarm(cyg_addrword_t data, cyg_handle_t *deathHp, cyg_alarm *death_alarm_p, int *killed_p) { -#ifdef DEATH_TIME_LIMIT cyg_handle_t system_clockH, counterH; cyg_resolution_t rtc_res; @@ -455,9 +544,14 @@ void setup_death_alarm(cyg_addrword_t da *((double)DEATH_TIME_LIMIT)/((double)rtc_res.dividend)); if ( cyg_test_is_simulator ) tick_delay /= 10; +#ifdef CYGPKG_HAL_I386_LINUX + // 20 seconds is a long time compared to the run time of other tests. + // Reduce to 10 seconds, allowing more tests to get run. + tick_delay /= 2; +#endif + cyg_alarm_initialize(*deathHp, cyg_current_time() + tick_delay, 0); } -#endif /* DEATH_TIME_LIMIT */ } /* death_alarm_func() is the alarm handler that kills the current @@ -470,23 +564,11 @@ void death_alarm_func(cyg_handle_t alarm *killed_p = 1; } -#ifdef DEATH_TIME_LIMIT -/* handle_death is called by a client thread when it dies; it kills - off the alarm */ -void handle_death(cyg_handle_t deathH, cyg_handle_t alarmH) -{ - ++n_clients_killed; - cyg_alarm_delete(deathH); - cyg_alarm_delete(alarmH); - cyg_thread_exit(); -} -#endif /* DEATH_TIME_LIMIT */ - /* now I write the sc_ versions of the cyg_functions */ void sc_thread_create( - cyg_addrword_t sched_info, /* scheduling info (eg pri) */ + cyg_addrword_t sched_info, /* scheduling info (eg pri) */ cyg_thread_entry_t *entry, /* entry point function */ - cyg_addrword_t entry_data, /* entry data */ + cyg_addrword_t entry_data, /* entry data */ char *name, /* optional thread name */ void *stack_base, /* stack base, NULL = alloc */ cyg_ucount32 stack_size, /* stack size, 0 = default */ @@ -501,14 +583,6 @@ void sc_thread_create( stack_base, stack_size, handle, thread); } -void sc_thread_exit() -{ -/* printf("exiting\n"); */ -/* fflush(stdout); */ - ++statistics.thread_exits; - cyg_thread_exit(); -} - void print_statistics(void) { int i; @@ -525,6 +599,12 @@ void print_statistics(void) } cyg_mutex_unlock(&statistics_print_lock); } +#else /* (CYGNUM_KERNEL_SCHED_PRIORITIES >= */ + /* (N_MAIN+N_CLIENTS+N_LISTENERS+MAX_HANDLERS)) */ +#define N_A_MSG "not enough priorities available" +#endif /* (CYGNUM_KERNEL_SCHED_PRIORITIES >= */ + /* (N_MAIN+N_CLIENTS+N_LISTENERS+MAX_HANDLERS)) */ + #else /* CYGSEM_LIBC_MALLOC */ # define N_A_MSG "this test needs malloc" #endif /* CYGSEM_LIBC_MALLOC */
--- a/packages/kernel/current/tests/tm_basic.cxx +++ b/packages/kernel/current/tests/tm_basic.cxx @@ -69,7 +69,7 @@ typedef struct fun_times { } fun_times; #define NSAMPLES 32 -#define NTEST_THREADS 24 +#define NTEST_THREADS 16 #define NTHREAD_SWITCHES 128 #define NMUTEXES 32 #define NMBOXES 32 @@ -1571,6 +1571,7 @@ void tm_basic_main( void ) new_thread(run_all_tests, 0); Cyg_Scheduler::scheduler.start(); + } externC void
--- a/packages/language/c/libc/current/ChangeLog +++ b/packages/language/c/libc/current/ChangeLog @@ -1,9 +1,18 @@ +1999-04-30 Jesper Skov <jskov@lassi.cygnus.co.uk> + PR 19945/19946 workaround + * tests/signal/signal2.c: Disabled test 3 for PowerPC sim. + 1999-04-19 Jonathan Larmour <jlarmour@cygnus.co.uk> * include/time.inl: Ensure all calls to cyg_libc_time_year_is_leap() are with the full year, and not the direct contents of a struct tm, which are (year-1900) +1999-04-19 Jesper Skov <jskov@cygnus.co.uk> + PR 19308, 19410, 19528 + * tests/time/clock.c (test): Also disable data cache which may + affect timing when tracing/assertions are enabled. + 1999-04-15 Jonathan Larmour <jlarmour@cygnus.co.uk> * src/clibincl/stdiosupp.hxx:
--- a/packages/language/c/libc/current/tests/signal/signal2.c +++ b/packages/language/c/libc/current/tests/signal/signal2.c @@ -210,6 +210,10 @@ main( int argc, char *argv[] ) state = 2; #if 0 +#elif defined(CYGPKG_HAL_POWERPC_SIM) + // The exception generated by the SIM is not recognized by GDB. + // PR 19945 workaround. + CYG_TEST_PASS("Test 3 not applicable to PowerPC SIM"); #else if (0==setjmp(jbuf)) { cause_memerror();
--- a/packages/language/c/libc/current/tests/time/clock.c +++ b/packages/language/c/libc/current/tests/time/clock.c @@ -66,6 +66,7 @@ #if RUN_TEST #include <cyg/hal/hal_cache.h> +#include <cyg/hal/hal_intr.h> # define START_TEST( test ) test(0) @@ -112,9 +113,21 @@ test( CYG_ADDRWORD data ) clock_t clock_init; clock_t clock_first=0, clock_second=0, clock_third=0; - // First disable the instruction cache - it may affect the timing loops - // below - HAL_ICACHE_DISABLE(); + // First disable the caches - they may affect the timing loops + // below - especially if tracing or assertions are enabled, causing + // the elapsed time during the clock() call to vary. + { + register CYG_INTERRUPT_STATE oldints; + + HAL_DISABLE_INTERRUPTS(oldints); + HAL_DCACHE_SYNC(); + HAL_ICACHE_DISABLE(); + HAL_DCACHE_DISABLE(); + HAL_DCACHE_SYNC(); + HAL_ICACHE_INVALIDATE_ALL(); + HAL_DCACHE_INVALIDATE_ALL(); + HAL_RESTORE_INTERRUPTS(oldints); + } // This waits for a clock tick, to ensure that we are at the // start of a clock period. Then sit in a tight loop to get
--- a/packages/packages +++ b/packages/packages @@ -144,6 +144,7 @@ package CYGPKG_HAL_ARM_AEB { hardware } + package CYGPKG_HAL_I386 { alias { "i386 common HAL" hal_i386 i386_hal i386_arch_hal } directory hal/i386/arch
--- a/packages/pkgconf.tcl +++ b/packages/pkgconf.tcl @@ -5560,6 +5560,11 @@ endif" puts $file "\n" puts $file "#define CYGHWR_MEMORY_LAYOUT_LDI <pkgconf/mlt_[set pkgconf::config_data(target)]_[set pkgconf::config_data(platform)]_[set pkgconf::config_data(startup)].ldi>" puts $file "#define CYGHWR_MEMORY_LAYOUT_H <pkgconf/mlt_[set pkgconf::config_data(target)]_[set pkgconf::config_data(platform)]_[set pkgconf::config_data(startup)].h>" + + # Also output details of the HAL header files that should be included + puts $file "\n" + puts $file "#define CYGBLD_HAL_TARGET_H <pkgconf/hal_[set pkgconf::config_data(target)].h>" + puts $file "#define CYGBLD_HAL_PLATFORM_H <pkgconf/hal_[set pkgconf::config_data(target)]_[set pkgconf::config_data(platform)].h>" puts $file "\ \n#endif /* CYGONCE_PKGCONF_SYSTEM_H */ @@ -5656,14 +5661,13 @@ proc pkgconf::produce_makefile { } { puts $makefile \ " include pkgconf/pkgconf.mak -.PHONY: default build clean tests headers -.PRECIOUS: $(PREFIX)/lib/libextras.a" +.PHONY: default build clean tests headers" puts $makefile "\nbuild: $(PREFIX)/lib/extras.o" puts $makefile "\t@echo Build finished." puts $makefile "\n$(PREFIX)/lib/extras.o: $(PREFIX)/lib/libextras.a" - puts $makefile "\t$(LD) --whole-archive $(PREFIX)/lib/libextras.a -r -o $(PREFIX)/lib/extras.o" + puts $makefile "\t$(CC) $(ARCHFLAGS) $(LDARCHFLAGS) -nostdlib -Wl,-r -Wl,--whole-archive $(PREFIX)/lib/libextras.a -o $(PREFIX)/lib/extras.o" puts $makefile "\n$(PREFIX)/lib/libextras.a: headers" foreach src_dir $pkgconf::src_dirs {
--- a/packages/pkgconf/makevars +++ b/packages/pkgconf/makevars @@ -260,20 +260,22 @@ INCLUDE_PATH := $(CC) -c $(INCLUDE_PATH) $(CFLAGS) $($(notdir $<)-CFLAGS) -Wp,-MD,$(@:.o=.tmp) -o $@ $< @echo > $(@:.o=.d) @echo $@ ':' $< '\' >> $(@:.o=.d) - @$(TAIL) -n +2 $(@:.o=.tmp) >> $(@:.o=.d) + @$(TAIL) +2 $(@:.o=.tmp) >> $(@:.o=.d) @$(RM) $(@:.o=.tmp) $(PACKAGE)_%.o : %.cxx $(CXX) -c $(INCLUDE_PATH) $(CXXFLAGS) $($(notdir $<)-CXXFLAGS) -Wp,-MD,$(@:.o=.tmp) -o $@ $< @echo > $(@:.o=.d) @echo $@ ':' $< '\' >> $(@:.o=.d) - @$(TAIL) -n +2 $(@:.o=.tmp) >> $(@:.o=.d) + @$(TAIL) +2 $(@:.o=.tmp) >> $(@:.o=.d) @$(RM) $(@:.o=.tmp) $(PACKAGE)_%.o : %.S $(CXX) -c $(INCLUDE_PATH) $(CFLAGS) -Wp,-MD,$(@:.o=.tmp) -o $@ $< @echo > $(@:.o=.d) @echo $@ ':' $< '\' >> $(@:.o=.d) - @$(TAIL) -n +2 $(@:.o=.tmp) >> $(@:.o=.d) + @$(TAIL) +2 $(@:.o=.tmp) >> $(@:.o=.d) @$(RM) $(@:.o=.tmp) +$(PREFIX)/lib/libextras.a(%) : % + $(AR) rcs $(PREFIX)/lib/libextras.a $<
--- a/packages/pkgconf/makrules.src +++ b/packages/pkgconf/makrules.src @@ -40,17 +40,21 @@ VPATH := . $(COMPONENT_REPOSITORY # from the list of source files. OTHER_OBJS and OTHER_DEPS are # provided as an escape mechanism, as is OTHER_TARGETS. -COMPILE += $(DRIVERS) -DRIVER_DEPS := $(DRIVERS:.c=.D) -OTHER_TARGETS += $(DRIVER_DEPS) OBJECTS := $(COMPILE:.cxx=.o) OBJECTS := $(OBJECTS:.c=.o) OBJECTS := $(OBJECTS:.S=.o) OBJECTS := $(foreach obj,$(OBJECTS),$(dir $(obj))$(PACKAGE)_$(notdir $(obj))) DEPS := $(OBJECTS:.o=.d) -OBJECTS := $(OBJECTS) $(OTHER_OBJS) -DEPS := $(DEPS) $(OTHER_DEPS) +EXTRAS_OBJECTS := $(EXTRAS_COMPILE:.cxx=.o) +EXTRAS_OBJECTS := $(EXTRAS_OBJECTS:.c=.o) +EXTRAS_OBJECTS := $(EXTRAS_OBJECTS:.S=.o) +EXTRAS_OBJECTS := $(foreach obj,$(EXTRAS_OBJECTS),$(dir $(obj))$(PACKAGE)_$(notdir $(obj))) +DEPS := $(DEPS) $(EXTRAS_OBJECTS:.o=.d) + +OBJECTS := $(OBJECTS) $(OTHER_OBJS) +EXTRAS_OBJECTS := $(EXTRAS_OBJECTS) $(EXTRAS_OTHER_OBJECTS) +DEPS := $(DEPS) $(OTHER_DEPS) # The header file search path is as follows: # @@ -73,21 +77,31 @@ INCLUDE_PATH := $(INCLUDE_PATH) -I$(PREF # This is the default target. It is responsible for updating the library, # building any special targets, and updating the dependency information. -build: $(LIBRARY).stamp $(OTHER_TARGETS) +build: $(LIBRARY).stamp extras $(OTHER_TARGETS) ifneq ($(strip $(DEPS)),) @$(CAT) $(DEPS) > makefile.deps endif # Updating the library involves using ar with any object files that -# have been rebuilt. +# have been rebuilt. A few packages may not involve any object files +# at all. $(LIBRARY).stamp: $(OBJECTS) ifneq ($(strip $(OBJECTS)),) - $(AR) crs $(PREFIX)/lib/$(LIBRARY) $? + $(AR) rcs $(PREFIX)/lib/$(LIBRARY) $? endif $(TOUCH) $@ +# Updating libextras.a may or may not be a no-op, many packages +# will not want to put anything there. +.PHONY: extras +ifeq ($(strip $(EXTRAS_OBJECTS)),) +extras: +else +extras: $(PREFIX)/lib/libextras.a($(EXTRAS_OBJECTS)) +endif + # The clean target cleans up the intermediate files, any object # files, and any dependency files. @@ -97,6 +111,9 @@ clean: $(OTHER_CLEAN) ifneq ($(strip $(OBJECTS)),) $(RM) $(OBJECTS) endif +ifneq ($(strip $(EXTRAS_OBJECTS)),) + $(RM) $(EXTRAS_OBJECTS) +endif ifneq ($(strip $(DEPS)),) @$(RM) $(DEPS) endif @@ -110,6 +127,10 @@ ifneq ($(strip $(OBJECTS)),) $(OBJECTS) : $(BUILD_TREE)/pkgconf/pkgconf.mak $(OBJECTS) : $(BUILD_TREE)/pkgconf/makevars $(PACKAGE_RULES_FILE) endif +ifneq ($(strip $(EXTRAS_OBJECTS)),) +$(EXTRAS_OBJECTS) : $(BUILD_TREE)/pkgconf/pkgconf.mak +$(EXTRAS_OBJECTS) : $(BUILD_TREE)/pkgconf/makevars $(PACKAGE_RULES_FILE) +endif ifneq ($(strip $(OTHER_TARGETS)),) $(OTHER_TARGETS) : $(BUILD_TREE)/pkgconf/pkgconf.mak $(OTHER_TARGETS) : $(BUILD_TREE)/pkgconf/makevars $(PACKAGE_RULES_FILE)
--- a/packages/pkgconf/makrules.tst +++ b/packages/pkgconf/makrules.tst @@ -79,13 +79,12 @@ endif ifneq ($(STAMPS),) LIBDEPS := $(wildcard $(PREFIX)/lib/*) -DRIVER_DEPS := $(wildcard $(PREFIX)/lib/*driver.o) %.stamp: $(PACKAGE)_%.o $(LIBDEPS) ifneq ($(IGNORE_LINK_ERRORS),) - -$(CC) -o $(PREFIX)/tests/$(PACKAGE)/$*$(EXEEXT) $< $(DRIVER_DEPS) $(LDFLAGS) -L$(PREFIX)/lib -Ttarget.ld -nostdlib + -$(CC) -o $(PREFIX)/tests/$(PACKAGE)/$*$(EXEEXT) $< $(LDFLAGS) -L$(PREFIX)/lib -Ttarget.ld -nostdlib else - $(CC) -o $(PREFIX)/tests/$(PACKAGE)/$*$(EXEEXT) $< $(DRIVER_DEPS) $(LDFLAGS) -L$(PREFIX)/lib -Ttarget.ld -nostdlib + $(CC) -o $(PREFIX)/tests/$(PACKAGE)/$*$(EXEEXT) $< $(LDFLAGS) -L$(PREFIX)/lib -Ttarget.ld -nostdlib endif @$(TOUCH) $@