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Onda VX747: get NAND driver working

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generic NAND ID driver: clean up


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19817 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Maurus Cuelenaere 2009-01-22 00:04:20 +00:00
parent e79fc8aaef
commit 311d2f12ed
3 changed files with 66 additions and 54 deletions
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32
firmware/drivers/nand_id.c
View file

@ -24,35 +24,38 @@
struct nand_manufacturer
{
unsigned char id;
struct nand_info* info;
unsigned char id;
struct nand_info* info;
unsigned short total;
};
/* { pages_per_block, blocks_per_bank, page_size, spare_size, col_cycles, row_cycles } */
static const struct nand_info samsung[] =
{
/* K9F4G08UOM */
{0xDC, 0x10, 64, 4096, 2048, 64, 2, 3},
/* K9K8G08UOM */
{0xD3, 0x51, 64, 8192, 2048, 64, 2, 3},
/* K9LAG08UOM */
{0xD5, 0x55, 128, 8192, 2048, 64, 2, 3},
/* K9LBG08UOM, K9HBG08U1M, K9MCG08U5M */
{0xD7, 0x55, 128, 8192, 4096, 128, 2, 3}
/* { id1, id2, pages_per_block, blocks_per_bank, page_size, spare_size, col_cycles, row_cycles } */
/* K9F4G08UOM */
{0xDC, 0x10, 64, 4096, 2048, 64, 2, 3 },
/* K9K8G08UOM */
{0xD3, 0x51, 64, 8192, 2048, 64, 2, 3 },
/* K9LAG08UOM */
{0xD5, 0x55, 128, 8192, 2048, 64, 2, 3 },
/* K9LBG08UOM, K9HBG08U1M, K9MCG08U5M */
{0xD7, 0x55, 128, 8192, 4096, 128, 2, 3 },
};
#define M(id, x) {id, (struct nand_info*)x, (sizeof(x)/sizeof(struct nand_info))}
#define NI(id, x) {id, (struct nand_info*)x, (sizeof(x)/sizeof(struct nand_info))}
static const struct nand_manufacturer all[] =
{
M(0xEC, samsung),
NI(0xEC, samsung),
};
// --------------------------------------------------------------------------------------------------
struct nand_info* nand_identify(unsigned char data[5])
{
unsigned int i;
int found = -1;
for(i = 0; i < (sizeof(all)/sizeof(struct nand_manufacturer)); i++)
{
if(data[0] == all[i].id)
@ -61,6 +64,7 @@ struct nand_info* nand_identify(unsigned char data[5])
break;
}
}
if(found < 0)
return NULL;