mirror of
https://github.com/xboot/xfel.git
synced 2025-05-08 18:10:38 +08:00
99 lines
2.6 KiB
C
99 lines
2.6 KiB
C
#include <fel.h>
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static int chip_detect(struct xfel_ctx_t * ctx, uint32_t id)
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{
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if(id == 0x00191900)
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return 1;
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return 0;
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}
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static uint32_t payload_read32(struct xfel_ctx_t * ctx, uint32_t addr)
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{
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static const uint8_t payload[] = {
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0x00, 0x00, 0xa0, 0xe3, 0x17, 0x0f, 0x08, 0xee, 0x15, 0x0f, 0x07, 0xee,
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0xd5, 0x0f, 0x07, 0xee, 0x9a, 0x0f, 0x07, 0xee, 0x95, 0x0f, 0x07, 0xee,
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0xff, 0xff, 0xff, 0xea, 0x0c, 0x00, 0x9f, 0xe5, 0x0c, 0x10, 0x8f, 0xe2,
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0x00, 0x20, 0x90, 0xe5, 0x00, 0x20, 0x81, 0xe5, 0x1e, 0xff, 0x2f, 0xe1,
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};
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uint32_t adr = cpu_to_le32(addr);
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uint32_t val;
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fel_write(ctx, ctx->version.scratchpad, (void *)payload, sizeof(payload));
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fel_write(ctx, ctx->version.scratchpad + sizeof(payload), (void *)&adr, sizeof(adr));
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fel_exec(ctx, ctx->version.scratchpad);
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fel_read(ctx, ctx->version.scratchpad + sizeof(payload) + sizeof(adr), (void *)&val, sizeof(val));
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return le32_to_cpu(val);
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}
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static void payload_write32(struct xfel_ctx_t * ctx, uint32_t addr, uint32_t val)
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{
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static const uint8_t payload[] = {
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0x00, 0x00, 0xa0, 0xe3, 0x17, 0x0f, 0x08, 0xee, 0x15, 0x0f, 0x07, 0xee,
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0xd5, 0x0f, 0x07, 0xee, 0x9a, 0x0f, 0x07, 0xee, 0x95, 0x0f, 0x07, 0xee,
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0xff, 0xff, 0xff, 0xea, 0x08, 0x00, 0x9f, 0xe5, 0x08, 0x10, 0x9f, 0xe5,
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0x00, 0x10, 0x80, 0xe5, 0x1e, 0xff, 0x2f, 0xe1,
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};
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uint32_t params[2] = {
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cpu_to_le32(addr),
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cpu_to_le32(val),
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};
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fel_write(ctx, ctx->version.scratchpad, (void *)payload, sizeof(payload));
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fel_write(ctx, ctx->version.scratchpad + sizeof(payload), (void *)params, sizeof(params));
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fel_exec(ctx, ctx->version.scratchpad);
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}
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static int chip_reset(struct xfel_ctx_t * ctx)
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{
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return 0;
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}
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static int chip_sid(struct xfel_ctx_t * ctx, char * sid)
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{
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uint32_t id[4];
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id[0] = payload_read32(ctx, 0x03006200 + 0x0);
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id[1] = payload_read32(ctx, 0x03006200 + 0x4);
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id[2] = payload_read32(ctx, 0x03006200 + 0x8);
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id[3] = payload_read32(ctx, 0x03006200 + 0xc);
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sprintf(sid, "%08x%08x%08x%08x", id[0], id[1], id[2], id[3]);
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return 1;
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}
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static int chip_jtag(struct xfel_ctx_t * ctx)
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{
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return 0;
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}
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static int chip_ddr(struct xfel_ctx_t * ctx, const char * type)
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{
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return 0;
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}
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static int chip_spi_init(struct xfel_ctx_t * ctx, uint32_t * swapbuf, uint32_t * swaplen, uint32_t * cmdlen)
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{
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return 0;
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}
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static int chip_spi_run(struct xfel_ctx_t * ctx, uint8_t * cbuf, uint32_t clen)
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{
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return 0;
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}
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static int chip_extra(struct xfel_ctx_t * ctx, int argc, char * argv[])
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{
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return 0;
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}
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struct chip_t a537_a333 = {
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.name = "A537/A333",
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.detect = chip_detect,
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.reset = chip_reset,
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.sid = chip_sid,
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.jtag = chip_jtag,
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.ddr = chip_ddr,
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.spi_init = chip_spi_init,
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.spi_run = chip_spi_run,
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.extra = chip_extra,
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};
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