Mercurial > flash_v2
changeset 1270:244c544171e7
* src/flash_lock_block.c (flash_lock_block):
* src/flash_unlock_block.c (flash_unlock_block):
* src/flash_erase_block.c (flash_erase_block):
* src/flash_query.c (flash_query):
* src/flash_program_buf.c (flash_program_buf): Put flash functions
in RAM using section attributes instead of the old method.
* src/iq80310_flash.c (flash_hwr_init): Use generic flash_query_dev.
| author | asl |
|---|---|
| date | Sat, 04 Oct 2003 18:30:20 +0000 |
| parents | 46534b4d0054 |
| children | 8eb2d0d3c498 |
| files | packages/devs/flash/arm/iq80310/current/ChangeLog packages/devs/flash/arm/iq80310/current/cdl/flash_iq80310.cdl packages/devs/flash/arm/iq80310/current/src/flash_erase_block.c packages/devs/flash/arm/iq80310/current/src/flash_lock_block.c packages/devs/flash/arm/iq80310/current/src/flash_program_buf.c packages/devs/flash/arm/iq80310/current/src/flash_query.c packages/devs/flash/arm/iq80310/current/src/flash_unlock_block.c packages/devs/flash/arm/iq80310/current/src/iq80310_flash.c |
| diffstat | 8 files changed, 40 insertions(+), 85 deletions(-) [+] |
line wrap: on
line diff
--- a/packages/devs/flash/arm/iq80310/current/ChangeLog +++ b/packages/devs/flash/arm/iq80310/current/ChangeLog @@ -1,3 +1,13 @@ +2003-09-16 Jani Monoses <jani@iv.ro> + + * src/flash_lock_block.c (flash_lock_block): + * src/flash_unlock_block.c (flash_unlock_block): + * src/flash_erase_block.c (flash_erase_block): + * src/flash_query.c (flash_query): + * src/flash_program_buf.c (flash_program_buf): Put flash functions + in RAM using section attributes instead of the old method. + * src/iq80310_flash.c (flash_hwr_init): Use generic flash_query_dev. + 2003-04-04 Jani Monoses <jani@iv.ro> * src/flash_lock_block.c (flash_lock_block):
--- a/packages/devs/flash/arm/iq80310/current/cdl/flash_iq80310.cdl +++ b/packages/devs/flash/arm/iq80310/current/cdl/flash_iq80310.cdl @@ -58,53 +58,18 @@ cdl_package CYGPKG_DEVS_FLASH_ARM_XSCALE requires CYGPKG_HAL_ARM_XSCALE_IOP310 implements CYGHWR_IO_FLASH_DEVICE - implements CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM implements CYGHWR_IO_FLASH_BLOCK_LOCKING include_dir . include_files ; # none _exported_ whatsoever description "FLASH memory device support for Cyclone IQ80310" - compile iq80310_flash.c - - make -priority 1 { - flash_erase_block.o: $(REPOSITORY)/$(PACKAGE)/src/flash_erase_block.c - $(CC) -S $(INCLUDE_PATH) $(CFLAGS) -g0 -fno-function-sections $(REPOSITORY)/$(PACKAGE)/src/flash_erase_block.c - echo " .globl flash_erase_block_end" >>flash_erase_block.s - echo "flash_erase_block_end:" >>flash_erase_block.s - $(CC) $(CFLAGS) -c -o flash_erase_block.o flash_erase_block.s - $(AR) rcs $(PREFIX)/lib/libtarget.a flash_erase_block.o - } - make -priority 1 { - flash_program_buf.o: $(REPOSITORY)/$(PACKAGE)/src/flash_program_buf.c - $(CC) -S $(INCLUDE_PATH) $(CFLAGS) -g0 -fno-function-sections $(REPOSITORY)/$(PACKAGE)/src/flash_program_buf.c - echo " .globl flash_program_buf_end" >>flash_program_buf.s - echo "flash_program_buf_end:" >>flash_program_buf.s - $(CC) $(CFLAGS) -c -o flash_program_buf.o flash_program_buf.s - $(AR) rcs $(PREFIX)/lib/libtarget.a flash_program_buf.o - } - make -priority 1 { - flash_query.o: $(REPOSITORY)/$(PACKAGE)/src/flash_query.c - $(CC) -S $(INCLUDE_PATH) $(CFLAGS) -g0 -fno-function-sections $(REPOSITORY)/$(PACKAGE)/src/flash_query.c - echo " .globl flash_query_end" >>flash_query.s - echo "flash_query_end:" >>flash_query.s - $(CC) $(CFLAGS) -c -o flash_query.o flash_query.s - $(AR) rcs $(PREFIX)/lib/libtarget.a flash_query.o - } - make -priority 1 { - flash_lock_block.o: $(REPOSITORY)/$(PACKAGE)/src/flash_lock_block.c - $(CC) -S $(INCLUDE_PATH) $(CFLAGS) -g0 -fno-function-sections $(REPOSITORY)/$(PACKAGE)/src/flash_lock_block.c - echo " .globl flash_lock_block_end" >>flash_lock_block.s - echo "flash_lock_block_end:" >>flash_lock_block.s - $(CC) $(CFLAGS) -c -o flash_lock_block.o flash_lock_block.s - $(AR) rcs $(PREFIX)/lib/libtarget.a flash_lock_block.o - } - make -priority 1 { - flash_unlock_block.o: $(REPOSITORY)/$(PACKAGE)/src/flash_unlock_block.c - $(CC) -S $(INCLUDE_PATH) $(CFLAGS) -g0 -fno-function-sections $(REPOSITORY)/$(PACKAGE)/src/flash_unlock_block.c - echo " .globl flash_unlock_block_end" >>flash_unlock_block.s - echo "flash_unlock_block_end:" >>flash_unlock_block.s - $(CC) $(CFLAGS) -c -o flash_unlock_block.o flash_unlock_block.s - $(AR) rcs $(PREFIX)/lib/libtarget.a flash_unlock_block.o + compile iq80310_flash.c flash_erase_block.c flash_program_buf.c flash_query.c + + cdl_component CYGPKG_DEVS_FLASH_IQ80310_LOCKING { + display "Flash device implements locking" + active_if 0 < CYGHWR_IO_FLASH_BLOCK_LOCKING + calculated 1 + compile flash_lock_block.c flash_unlock_block.c } }
--- a/packages/devs/flash/arm/iq80310/current/src/flash_erase_block.c +++ b/packages/devs/flash/arm/iq80310/current/src/flash_erase_block.c @@ -55,12 +55,10 @@ #include <pkgconf/hal.h> #include <cyg/hal/hal_arch.h> -// -// CAUTION! This code must be copied to RAM before execution. Therefore, -// it must not contain any code which might be position dependent! -// int flash_erase_block(volatile unsigned char *block) + __attribute__ ((section (".2ram.flash_erase_block"))); +int flash_erase_block(volatile unsigned char *block) { volatile unsigned char *ROM; unsigned short stat;
--- a/packages/devs/flash/arm/iq80310/current/src/flash_lock_block.c +++ b/packages/devs/flash/arm/iq80310/current/src/flash_lock_block.c @@ -53,13 +53,12 @@ #include "flash.h" -// -// CAUTION! This code must be copied to RAM before execution. Therefore, -// it must not contain any code which might be position dependent! -// int flash_lock_block(volatile unsigned char *block) + __attribute__ ((section (".2ram.flash_lock_block"))); +int +flash_lock_block(volatile unsigned char *block) { volatile unsigned char *ROM; unsigned short stat;
--- a/packages/devs/flash/arm/iq80310/current/src/flash_program_buf.c +++ b/packages/devs/flash/arm/iq80310/current/src/flash_program_buf.c @@ -55,13 +55,12 @@ #include <pkgconf/hal.h> #include <cyg/hal/hal_arch.h> -// -// CAUTION! This code must be copied to RAM before execution. Therefore, -// it must not contain any code which might be position dependent! -// int flash_program_buf(volatile unsigned char *addr, unsigned char *data, int len) + __attribute__ ((section (".2ram.flash_program_buf"))); +int +flash_program_buf(volatile unsigned char *addr, unsigned char *data, int len) { volatile unsigned char *ROM; volatile unsigned char *BA;
--- a/packages/devs/flash/arm/iq80310/current/src/flash_query.c +++ b/packages/devs/flash/arm/iq80310/current/src/flash_query.c @@ -56,20 +56,18 @@ #include <cyg/hal/hal_arch.h> #include CYGHWR_MEMORY_LAYOUT_H -// -// CAUTION! This code must be copied to RAM before execution. Therefore, -// it must not contain any code which might be position dependent! -// #define CNT 200*1000*10 // Approx 20ms int +flash_query(unsigned char *data) __attribute__ ((section (".2ram.flash_query"))); +int flash_query(unsigned char *data) { volatile unsigned short *ROM; int i, cnt; - ROM = FLASH_P2V(0); + ROM = (unsigned short *) FLASH_P2V(0); ROM[0] = FLASH_Read_Query; for (cnt = CNT; cnt > 0; cnt--) ; for (i = 0; i < sizeof(struct FLASH_query); i++) {
--- a/packages/devs/flash/arm/iq80310/current/src/flash_unlock_block.c +++ b/packages/devs/flash/arm/iq80310/current/src/flash_unlock_block.c @@ -53,10 +53,6 @@ #include "flash.h" -// -// CAUTION! This code must be copied to RAM before execution. Therefore, -// it must not contain any code which might be position dependent! -// // // The difficulty with this operation is that the hardware does not support @@ -70,6 +66,9 @@ int flash_unlock_block(volatile unsigned char *block, int block_size, int blocks) + __attribute__ ((section (".2ram.flash_unlock_block"))); +int +flash_unlock_block(volatile unsigned char *block, int block_size, int blocks) { volatile unsigned short *ROM, *bp; unsigned short stat; @@ -77,7 +76,7 @@ flash_unlock_block(volatile unsigned cha unsigned short is_locked[MAX_FLASH_BLOCKS]; int i; - ROM = FLASH_P2V((unsigned long)block & 0xFF800000); + ROM = (unsigned short *) FLASH_P2V((unsigned long)block & 0xFF800000); // Clear any error conditions ROM[0] = FLASH_Clear_Status; @@ -86,7 +85,7 @@ flash_unlock_block(volatile unsigned cha // the device so currently locked blocks can be re-locked. bp = (unsigned short *)((unsigned long)block & 0xFF800000); for (i = 0; i < blocks; i++) { - if (bp == block) { + if (bp == (unsigned short *) block) { is_locked[i] = 0; } else { *(volatile unsigned short *)FLASH_P2V(bp) = FLASH_Read_Query; @@ -104,7 +103,7 @@ flash_unlock_block(volatile unsigned cha } // Restore the lock state - bp = (unsigned char *)((unsigned long)block & 0xFF800000); + bp = (unsigned short *)((unsigned long)block & 0xFF800000); for (i = 0; i < blocks; i++) { if (is_locked[i]) { *FLASH_P2V(bp) = FLASH_Set_Lock;
--- a/packages/devs/flash/arm/iq80310/current/src/iq80310_flash.c +++ b/packages/devs/flash/arm/iq80310/current/src/iq80310_flash.c @@ -52,7 +52,7 @@ #include <pkgconf/hal.h> #include <cyg/hal/hal_arch.h> -#include <cyg/hal/hal_cache.h> +#include <cyg/infra/diag.h> #define _FLASH_PRIVATE_ #include <cyg/io/flash.h> @@ -61,28 +61,15 @@ #define _si(p) ((p[1]<<8)|p[0]) +extern int strncmp(const char *s1, const char *s2, size_t len); int flash_hwr_init(void) { struct FLASH_query data, *qp; - extern char flash_query, flash_query_end; - typedef int code_fun(unsigned char *); - code_fun *_flash_query; - int code_len, stat, num_regions, region_size, icache_isenabled; + int num_regions, region_size; - // Copy 'program' code to RAM for execution - code_len = (unsigned long)&flash_query_end - (unsigned long)&flash_query; - _flash_query = (code_fun *)flash_info.work_space; - memcpy(_flash_query, &flash_query, code_len); - HAL_ICACHE_IS_ENABLED(icache_isenabled); - HAL_DCACHE_SYNC(); // Should guarantee this code will run - HAL_ICACHE_DISABLE(); // is also required to avoid old contents - - memset(&data,0,sizeof(data)); - stat = (*_flash_query)((void*)&data); - if (icache_isenabled) - HAL_ICACHE_ENABLE(); - + flash_dev_query((void*)&data); + qp = &data; if (/*(qp->manuf_code == FLASH_Intel_code) && */ (strncmp(qp->id, "QRY", 3) == 0)) { @@ -96,7 +83,7 @@ flash_hwr_init(void) return FLASH_ERR_OK; } else { (*flash_info.pf)("Can't identify FLASH sorry\n"); - diag_dump_buf(data, sizeof(data)); + diag_dump_buf((void*)&data, sizeof(data)); return FLASH_ERR_HWR; } }