Mercurial > nand-ecoscentric
changeset 1216:d1c242cb506b
* 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/sa1100mm_flash.c (flash_hwr_init): Use generic flash_query_dev.
| author | asl |
|---|---|
| date | Sun, 14 Sep 2003 13:15:23 +0000 |
| parents | 52985887e49e |
| children | 0e1c2770aa9d |
| files | packages/devs/flash/arm/sa1100mm/current/ChangeLog packages/devs/flash/arm/sa1100mm/current/cdl/flash_sa1100mm.cdl packages/devs/flash/arm/sa1100mm/current/src/flash_erase_block.c packages/devs/flash/arm/sa1100mm/current/src/flash_program_buf.c packages/devs/flash/arm/sa1100mm/current/src/flash_query.c packages/devs/flash/arm/sa1100mm/current/src/sa1100mm_flash.c |
| diffstat | 6 files changed, 21 insertions(+), 56 deletions(-) [+] |
line wrap: on
line diff
--- a/packages/devs/flash/arm/sa1100mm/current/ChangeLog +++ b/packages/devs/flash/arm/sa1100mm/current/ChangeLog @@ -1,3 +1,11 @@ +2003-09-12 Jani Monoses <jani@iv.ro> + + * 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/sa1100mm_flash.c (flash_hwr_init): Use generic flash_query_dev. + 2002-04-03 Jani Monoses <jani@iv.ro> * src/flash_erase_block.c (flash_erase_block):
--- a/packages/devs/flash/arm/sa1100mm/current/cdl/flash_sa1100mm.cdl +++ b/packages/devs/flash/arm/sa1100mm/current/cdl/flash_sa1100mm.cdl @@ -57,36 +57,11 @@ cdl_package CYGPKG_DEVS_FLASH_SA1100MM { requires CYGPKG_HAL_ARM_SA11X0 implements CYGHWR_IO_FLASH_DEVICE - implements CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM include_dir . include_files ; # none _exported_ whatsoever description "FLASH memory device support for StrongARM SA1100 Multimedia" - compile sa1100mm_flash.c + compile sa1100mm_flash.c flash_query.c flash_erase_block.c flash_program_buf.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) -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) -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) -c -o flash_query.o flash_query.s - $(AR) rcs $(PREFIX)/lib/libtarget.a flash_query.o - } }
--- a/packages/devs/flash/arm/sa1100mm/current/src/flash_erase_block.c +++ b/packages/devs/flash/arm/sa1100mm/current/src/flash_erase_block.c @@ -55,12 +55,11 @@ #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 long *block) + __attribute__ ((section (".2ram.flash_erase_block"))); +int flash_erase_block(volatile unsigned long *block) { unsigned long stat;
--- a/packages/devs/flash/arm/sa1100mm/current/src/flash_program_buf.c +++ b/packages/devs/flash/arm/sa1100mm/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 long *addr, unsigned long *data, int len) + __attribute__ ((section (".2ram.flash_program_buf"))); +int +flash_program_buf(volatile unsigned long *addr, unsigned long *data, int len) { unsigned long stat = 0; int timeout = 5000000;
--- a/packages/devs/flash/arm/sa1100mm/current/src/flash_query.c +++ b/packages/devs/flash/arm/sa1100mm/current/src/flash_query.c @@ -55,14 +55,13 @@ #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! -// #define CNT 20*1000*10 // Approx 200ms int +flash_query(unsigned char *data) + __attribute__ ((section (".2ram.flash_query"))); +int flash_query(unsigned char *data) { volatile unsigned long *lROM;
--- a/packages/devs/flash/arm/sa1100mm/current/src/sa1100mm_flash.c +++ b/packages/devs/flash/arm/sa1100mm/current/src/sa1100mm_flash.c @@ -52,7 +52,6 @@ #include <pkgconf/hal.h> #include <cyg/hal/hal_arch.h> -#include <cyg/hal/hal_cache.h> #define _FLASH_PRIVATE_ #include <cyg/io/flash.h> @@ -63,24 +62,10 @@ int flash_hwr_init(void) { unsigned char data[96]; - 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 - - stat = (*_flash_query)(data); - - if (icache_isenabled) - HAL_ICACHE_ENABLE(); - + flash_dev_query(&data); + if ((data[0] == FLASH_Intel_code) && (data[4] == FLASH_28F016SV_low) && (data[5] == FLASH_28F016SV_hi)) {
