From 257a58b60d2cdb088d253600bdb45f60e3664fec Mon Sep 17 00:00:00 2001 From: Li-Ta Lo Date: Wed, 8 Dec 2004 20:10:01 +0000 Subject: added -E option for chip erase, remove duplicated code git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1815 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1 --- util/flash_and_burn/pm49fl004.c | 34 ++-------------------------------- 1 file changed, 2 insertions(+), 32 deletions(-) (limited to 'util/flash_and_burn/pm49fl004.c') diff --git a/util/flash_and_burn/pm49fl004.c b/util/flash_and_burn/pm49fl004.c index a3f42faf07..afcd55a063 100644 --- a/util/flash_and_burn/pm49fl004.c +++ b/util/flash_and_burn/pm49fl004.c @@ -27,43 +27,13 @@ #include "jedec.h" #include "pm49fl004.h" -static __inline__ int erase_block_49fl004(volatile unsigned char *bios, - unsigned long address) -{ - volatile unsigned char *Temp; - - Temp = bios + 0x5555; /* set up address to be C000:5555h */ - *Temp = 0xAA; /* write data 0xAA to the address */ - myusec_delay(10); - Temp = bios + 0x2AAA; /* set up address to be C000:2AAAh */ - *Temp = 0x55; /* write data 0x55 to the address */ - myusec_delay(10); - Temp = bios + 0x5555; /* set up address to be C000:5555h */ - *Temp = 0x80; /* write data 0x80 to the address */ - myusec_delay(10); - Temp = bios + 0x5555; /* set up address to be C000:5555h */ - *Temp = 0xAA; /* write data 0xAA to the address */ - myusec_delay(10); - Temp = bios + 0x2AAA; /* set up address to be C000:2AAAh */ - *Temp = 0x55; /* write data 0x55 to the address */ - myusec_delay(10); - Temp = bios + address; /* set up address to be C000:5555h */ - *Temp = 0x50; /* write data 0x50 to the address */ - - /* wait for Toggle bit ready */ - toggle_ready_jedec(bios); - - return (0); -} - - extern int exclude_start_page, exclude_end_page; int write_49fl004(struct flashchip *flash, unsigned char *buf) { int i; int total_size = flash->total_size * 1024, page_size = - flash->page_size; + flash->page_size; volatile char *bios = flash->virt_addr; printf("Programming Page: "); @@ -72,7 +42,7 @@ int write_49fl004(struct flashchip *flash, unsigned char *buf) continue; /* erase the page before programming */ - erase_block_49fl004(bios, i * page_size); + erase_block_jedec(bios, i * page_size); /* write to the sector */ printf("%04d at address: 0x%08x", i, i * page_size); -- cgit v1.2.3