mirror of
https://github.com/xemu-project/xemu.git
synced 2024-11-25 04:30:02 +00:00
292627bb5e
Create boot parameters in the end of SRAM region, insert kernel arguments specified in -append there. Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
26 lines
528 B
C
26 lines
528 B
C
#ifndef HW_XTENSA_BOOTPARAM
|
|
#define HW_XTENSA_BOOTPARAM
|
|
|
|
typedef struct BpTag {
|
|
uint16_t tag;
|
|
uint16_t size;
|
|
} BpTag;
|
|
|
|
static inline ram_addr_t put_tag(ram_addr_t addr, uint16_t tag,
|
|
size_t size, const void *data)
|
|
{
|
|
BpTag bp_tag = {
|
|
.tag = tswap16(tag),
|
|
.size = tswap16((size + 3) & ~3),
|
|
};
|
|
|
|
cpu_physical_memory_write(addr, &bp_tag, sizeof(bp_tag));
|
|
addr += sizeof(bp_tag);
|
|
cpu_physical_memory_write(addr, data, size);
|
|
addr += (size + 3) & ~3;
|
|
|
|
return addr;
|
|
}
|
|
|
|
#endif
|