Subversion Repositories freemyipod

Rev

Rev 69 | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 69 Rev 85
Line 27... Line 27...
27 
#include "util.h"
 27 
#include "util.h"
28 
#include "timer.h"
 28 
#include "timer.h"
29 
#include "nand.h"
 29 
#include "nand.h"
30 
#include "pmu.h"
 30 
#include "pmu.h"
31 
#include "mmu.h"
 31 
#include "mmu.h"
- 
 
 32 
#include "s5l8701.h"
32
33
33 
#define NAND_CMD_READ       0x00
 34 
#define NAND_CMD_READ       0x00
34 
#define NAND_CMD_PROGCNFRM  0x10
 35 
#define NAND_CMD_PROGCNFRM  0x10
35 
#define NAND_CMD_READ2      0x30
 36 
#define NAND_CMD_READ2      0x30
36 
#define NAND_CMD_BLOCKERASE 0x60
 37 
#define NAND_CMD_BLOCKERASE 0x60
Line 251... Line 252...
251 
static void ecc_start(uint32_t size, void* databuffer, void* sparebuffer,
 252 
static void ecc_start(uint32_t size, void* databuffer, void* sparebuffer,
252 
                      uint32_t type)
 253 
                      uint32_t type)
253 
{
 254 
{
254 
    mutex_lock(&ecc_mtx, TIMEOUT_BLOCK);
 255 
    mutex_lock(&ecc_mtx, TIMEOUT_BLOCK);
255 
    ECC_INT_CLR = 1;
 256 
    ECC_INT_CLR = 1;
256 
    SRCPND = INTMSK_ECC;
 257 
    SRCPND = (1 << IRQ_ECC);
257 
    ECC_UNK1 = size;
 258 
    ECC_UNK1 = size;
258 
    ECC_DATA_PTR = (uint32_t)databuffer;
 259 
    ECC_DATA_PTR = (uint32_t)databuffer;
259 
    ECC_SPARE_PTR = (uint32_t)sparebuffer;
 260 
    ECC_SPARE_PTR = (uint32_t)sparebuffer;
260 
    clean_dcache();
 261 
    clean_dcache();
261 
    ECC_CTRL = type;
 262 
    ECC_CTRL = type;
262 
}
 263 
}
263 
 
 264 
 
264 
static uint32_t ecc_collect(void)
 265 
static uint32_t ecc_collect(void)
265 
{
 266 
{
266 
    uint32_t timeout = USEC_TIMER + 20000;
 267 
    uint32_t timeout = USEC_TIMER + 20000;
267 
    while (!(SRCPND & INTMSK_ECC))
 268 
    while (!(SRCPND & (1 << IRQ_ECC)))
268 
        if (nand_timeout(timeout)) return ecc_unlock(1);
 269 
        if (nand_timeout(timeout)) return ecc_unlock(1);
269 
    invalidate_dcache();
 270 
    invalidate_dcache();
270 
    ECC_INT_CLR = 1;
 271 
    ECC_INT_CLR = 1;
271 
    SRCPND = INTMSK_ECC;
 272 
    SRCPND = (1 << IRQ_ECC);
272 
    return ecc_unlock(ECC_RESULT);
 273 
    return ecc_unlock(ECC_RESULT);
273 
}
 274 
}
274 
 
 275 
 
275 
static uint32_t ecc_decode(uint32_t size, void* databuffer, void* sparebuffer)
 276 
static uint32_t ecc_decode(uint32_t size, void* databuffer, void* sparebuffer)
276 
{
 277 
{