diff options
Diffstat (limited to 'util')
| -rw-r--r-- | util/flashrom/spi.c | 41 |
1 files changed, 19 insertions, 22 deletions
diff --git a/util/flashrom/spi.c b/util/flashrom/spi.c index 4c01b3104f..9313850521 100644 --- a/util/flashrom/spi.c +++ b/util/flashrom/spi.c @@ -94,7 +94,7 @@ uint16_t it8716f_flashport = 0; /* use fast 33MHz SPI (<>0) or slow 16MHz (0) */ -int fast_spi=1; +int fast_spi = 1; void spi_prettyprint_status_register(struct flashchip *flash); void spi_disable_blockprotect(void); @@ -155,7 +155,7 @@ static uint16_t find_ite_spi_flash_port(uint16_t port) 0xFFF80000, 0xFFFEFFFF, (tmp & 1 << 3) ? "en" : "dis"); printf("LPC write to serial flash %sabled\n", (tmp & 1 << 4) ? "en" : "dis"); - printf("serial flash pin %i\n", (tmp & 1 << 5) ? 87 : 29); + printf("serial flash pin %i\n", (tmp & 1 << 5) ? 87 : 29); /* LDN 0x7, reg 0x64/0x65 */ regwrite(port, 0x07, 0x7); flashport = regval(port, 0x64) << 8; @@ -348,14 +348,14 @@ void spi_prettyprint_status_register_st_m25p(uint8_t status) */ void spi_prettyprint_status_register_sst25vf016(uint8_t status) { - const char *bpt[]={ + const char *bpt[] = { "none", "1F0000H-1FFFFFH", "1E0000H-1FFFFFH", "1C0000H-1FFFFFH", "180000H-1FFFFFH", "100000H-1FFFFFH", - "all","all" + "all", "all" }; printf_debug("Chip status register: Block Protect Write Disable " "(BPL) is %sset\n", (status & (1 << 7)) ? "" : "not "); @@ -449,7 +449,7 @@ void it8716f_spi_page_program(int block, uint8_t *buf, uint8_t *bios) { generic_spi_write_enable(); outb(0x06 , it8716f_flashport + 1); - outb(((2+(fast_spi?1:0)) << 4), it8716f_flashport); + outb(((2 + (fast_spi ? 1 : 0)) << 4), it8716f_flashport); for (i = 0; i < 256; i++) { bios[256 * block + i] = buf[256 * block + i]; } @@ -513,18 +513,14 @@ int it8716f_over512k_spi_chip_write(struct flashchip *flash, uint8_t *buf) { int total_size = 1024 * flash->total_size; int i; - fast_spi=0; + fast_spi = 0; spi_disable_blockprotect(); - for (i=0; i<total_size; i++) { + for (i = 0; i < total_size; i++) { generic_spi_write_enable(); - spi_byte_program(i,buf[i]); - /* FIXME: We really should read the status register and delay - * accordingly. - */ - //while (generic_spi_read_status_register() & JEDEC_RDSR_BIT_WIP) - myusec_delay(10); - //if (i%1024==0) fputc('b',stderr); + spi_byte_program(i, buf[i]); + while (generic_spi_read_status_register() & JEDEC_RDSR_BIT_WIP) + myusec_delay(10); } /* resume normal ops... */ outb(0x20, it8716f_flashport); @@ -534,9 +530,9 @@ int it8716f_over512k_spi_chip_write(struct flashchip *flash, uint8_t *buf) void spi_3byte_read(int address, uint8_t *bytes, int len) { const unsigned char cmd[JEDEC_READ_OUTSIZE] = {JEDEC_READ, - (address>>16)&0xff, - (address>>8)&0xff, - (address>>0)&0xff, + (address >> 16) & 0xff, + (address >> 8) & 0xff, + (address >> 0) & 0xff, }; /* Send Read */ @@ -551,13 +547,14 @@ int generic_spi_chip_read(struct flashchip *flash, uint8_t *buf) { int total_size = 1024 * flash->total_size; int i; - fast_spi=0; + fast_spi = 0; if (total_size > 512 * 1024) { - for (i = 0; i < total_size; i+=3) { - int toread=3; - if (total_size-i < toread) toread=total_size-i; - spi_3byte_read(i, buf+i, toread); + for (i = 0; i < total_size; i += 3) { + int toread = 3; + if (total_size - i < toread) + toread = total_size - i; + spi_3byte_read(i, buf + i, toread); } } else { memcpy(buf, (const char *)flash->virtual_memory, total_size); |