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Add NAND error bit and check logic

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marcan 2009-03-07 06:51:00 +01:00 committed by bushing
parent b23b1890dd
commit 6465f2f08c
1 changed files with 10 additions and 5 deletions
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15
nand.c
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@ -39,6 +39,7 @@ type *name = (type*)(((u32)(_al__##name)) + ((alignment) - (( \
#define NAND_WRITE_POST 0x10
#define NAND_BUSY_MASK 0x80000000
#define NAND_ERROR 0x20000000
#define NAND_FLAGS_IRQ 0x40000000
#define NAND_FLAGS_WAIT 0x8000
@ -53,9 +54,16 @@ type *name = (type*)(((u32)(_al__##name)) + ((alignment) - (( \
static int ipc_code = 0;
static int ipc_tag = 0;
static inline u32 __nand_read32(u32 addr)
{
return read32(addr);
}
void nand_irq(void)
{
int code, tag;
if(__nand_read32(NAND_CMD) & NAND_ERROR)
gecko_printf("NAND: Error on IRQ\n");
ahb_memflush(NAND);
magic_bullshit(0);
if (ipc_code != 0) {
@ -66,11 +74,6 @@ void nand_irq(void)
}
}
static inline u32 __nand_read32(u32 addr)
{
return read32(addr);
}
inline void __nand_write32(u32 addr, u32 data)
{
write32(addr, data);
@ -78,6 +81,8 @@ inline void __nand_write32(u32 addr, u32 data)
inline void __nand_wait(void) {
while(__nand_read32(NAND_CMD) & NAND_BUSY_MASK);
if(__nand_read32(NAND_CMD) & NAND_ERROR)
gecko_printf("NAND: Error on wait\n");
ahb_memflush(NAND);
magic_bullshit(0);
}