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Code

code style cleanup

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This commit is contained in:
Xiangfu Liu 2010-05-24 11:24:13 +08:00
parent b65e32150d
commit ad2afb0cdd
1 changed files with 15 additions and 19 deletions
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34
usbboot/xburst_stage2/nandflash_4740.c
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@ -22,13 +22,13 @@
#include "usb_boot.h" #include "usb_boot.h"
#include "usb_boot_defines.h" #include "usb_boot_defines.h"
#define __nand_enable() (REG_EMC_NFCSR |= EMC_NFCSR_NFE1 | EMC_NFCSR_NFCE1) #define __nand_enable() (REG_EMC_NFCSR |= EMC_NFCSR_NFE1 | EMC_NFCSR_NFCE1)
#define __nand_disable() (REG_EMC_NFCSR &= ~(EMC_NFCSR_NFCE1)) #define __nand_disable() (REG_EMC_NFCSR &= ~(EMC_NFCSR_NFCE1))
#define __nand_ecc_rs_encoding() (REG_EMC_NFECR = EMC_NFECR_ECCE | EMC_NFECR_ERST | EMC_NFECR_RS | EMC_NFECR_RS_ENCODING) #define __nand_ecc_rs_encoding() (REG_EMC_NFECR = EMC_NFECR_ECCE | EMC_NFECR_ERST | EMC_NFECR_RS | EMC_NFECR_RS_ENCODING)
#define __nand_ecc_rs_decoding() (REG_EMC_NFECR = EMC_NFECR_ECCE | EMC_NFECR_ERST | EMC_NFECR_RS | EMC_NFECR_RS_DECODING) #define __nand_ecc_rs_decoding() (REG_EMC_NFECR = EMC_NFECR_ECCE | EMC_NFECR_ERST | EMC_NFECR_RS | EMC_NFECR_RS_DECODING)
#define __nand_ecc_disable() (REG_EMC_NFECR &= ~EMC_NFECR_ECCE) #define __nand_ecc_disable() (REG_EMC_NFECR &= ~EMC_NFECR_ECCE)
#define __nand_ecc_encode_sync() while (!(REG_EMC_NFINTS & EMC_NFINTS_ENCF)) #define __nand_ecc_encode_sync() while (!(REG_EMC_NFINTS & EMC_NFINTS_ENCF))
#define __nand_ecc_decode_sync() while (!(REG_EMC_NFINTS & EMC_NFINTS_DECF)) #define __nand_ecc_decode_sync() while (!(REG_EMC_NFINTS & EMC_NFINTS_DECF))
#define __nand_ready() ((REG_GPIO_PXPIN(2) & 0x40000000) ? 1 : 0) #define __nand_ready() ((REG_GPIO_PXPIN(2) & 0x40000000) ? 1 : 0)
#define __nand_ecc() (REG_EMC_NFECC & 0x00ffffff) #define __nand_ecc() (REG_EMC_NFECC & 0x00ffffff)
@ -42,7 +42,7 @@
#define CMD_READC 0x50 #define CMD_READC 0x50
#define CMD_ERASE_SETUP 0x60 #define CMD_ERASE_SETUP 0x60
#define CMD_ERASE 0xD0 #define CMD_ERASE 0xD0
#define CMD_READ_STATUS 0x70 #define CMD_READ_STATUS 0x70
#define CMD_CONFIRM 0x30 #define CMD_CONFIRM 0x30
#define CMD_SEQIN 0x80 #define CMD_SEQIN 0x80
#define CMD_PGPROG 0x10 #define CMD_PGPROG 0x10
@ -53,12 +53,12 @@
#define OP_ERASE 0 #define OP_ERASE 0
#define OP_WRITE 1 #define OP_WRITE 1
#define OP_READ 2 #define OP_READ 2
#define ECC_BLOCK 512 #define ECC_BLOCK 512
#define ECC_POS 6 #define ECC_POS 6
#define PAR_SIZE 9 #define PAR_SIZE 9
#define ECC_SIZE 36 #define ECC_SIZE 36
static volatile unsigned char *gpio_base = (volatile unsigned char *)0xb0010000; static volatile unsigned char *gpio_base = (volatile unsigned char *)0xb0010000;
static volatile unsigned char *emc_base = (volatile unsigned char *)0xb3010000; static volatile unsigned char *emc_base = (volatile unsigned char *)0xb3010000;
@ -68,14 +68,11 @@ static volatile unsigned char *cmdport = (volatile unsigned char *)0xb8008000;
static int bus = 8, row = 2, pagesize = 2048, oobsize = 64, ppb = 128; static int bus = 8, row = 2, pagesize = 2048, oobsize = 64, ppb = 128;
static int bad_block_pos,bad_block_page,force_erase,ecc_pos,wp_pin; static int bad_block_pos,bad_block_page,force_erase,ecc_pos,wp_pin;
extern struct hand Hand;
static u8 oob_buf[256] = {0}; static u8 oob_buf[256] = {0};
extern struct hand Hand;
extern u16 handshake_PKT[4]; extern u16 handshake_PKT[4];
#define dprintf(x) serial_puts(x) static unsigned int EMC_CSN[4] = {
static unsigned int EMC_CSN[4]=
{
0xb8000000, 0xb8000000,
0xb4000000, 0xb4000000,
0xa8000000, 0xa8000000,
@ -165,8 +162,7 @@ int nand_init_4740(int bus_width, int row_cycle, int page_size, int page_per_blo
wp_pin = Hand.nand_wppin; wp_pin = Hand.nand_wppin;
/* Initialize NAND Flash Pins */ /* Initialize NAND Flash Pins */
if (wp_pin) if (wp_pin) {
{
__gpio_as_output(wp_pin); __gpio_as_output(wp_pin);
__gpio_disable_pull(wp_pin); __gpio_disable_pull(wp_pin);
} }
@ -299,8 +295,7 @@ u32 nand_read_raw_4740(void *buf, u32 startpage, u32 pagecount, int option)
read_proc(tmpbuf, pagesize); read_proc(tmpbuf, pagesize);
tmpbuf += pagesize; tmpbuf += pagesize;
if (option != NO_OOB) if (option != NO_OOB) {
{
read_oob(tmpbuf, oobsize, cur_page); read_oob(tmpbuf, oobsize, cur_page);
tmpbuf += oobsize; tmpbuf += oobsize;
} }
@ -319,11 +314,12 @@ u32 nand_erase_4740(int blk_num, int sblk, int force)
if (wp_pin) if (wp_pin)
__gpio_set_pin(wp_pin); __gpio_set_pin(wp_pin);
cur = sblk * ppb; cur = sblk * ppb;
for (i = 0; i < blk_num; ) { for (i = 0; i < blk_num; ) {
rowaddr = cur; rowaddr = cur;
select_chip(cur / ppb); select_chip(cur / ppb);
if ( !force ) { if (!force) {
if (nand_check_block(cur/ppb)) { if (nand_check_block(cur/ppb)) {
cur += ppb; cur += ppb;
blk_num += Hand.nand_plane; blk_num += Hand.nand_plane;