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Load 32 MiB bootimage from a 2048 sector offset (first partiton)

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This commit is contained in:
Klemens Schölhorn 2018-06-13 00:34:19 +02:00
parent ee888b8c7b
commit 552553e526
1 changed files with 6 additions and 2 deletions
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8
bootrom/sdboot/sd.c
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@ -10,7 +10,11 @@
#define MAX_CORES 8 #define MAX_CORES 8
#define PAYLOAD_SIZE (16 << 11) //#define PAYLOAD_START 0
//#define PAYLOAD_CRC7 0xE1
#define PAYLOAD_START 2048
#define PAYLOAD_CRC7 0x51
#define PAYLOAD_SIZE (16 << 12)
#define F_CLK 60000000UL #define F_CLK 60000000UL
@ -163,7 +167,7 @@ static int copy(void)
kprintf("LOADING "); kprintf("LOADING ");
REG32(spi, SPI_REG_SCKDIV) = (F_CLK / 20000000UL); REG32(spi, SPI_REG_SCKDIV) = (F_CLK / 20000000UL);
if (sd_cmd(0x52, 0, 0xE1) != 0x00) { if (sd_cmd(0x52, PAYLOAD_START, PAYLOAD_CRC7) != 0x00) {
sd_cmd_end(); sd_cmd_end();
return 1; return 1;
} }