doc:resolve the mismatch between doc and code
Default e820 mem map in hld-devicemodel.rst is
mismatched with sw_load_common.c,update the doc
to align with code.
@@ -216,14 +216,14 @@ DM Initialization
* map[0]:0~ctx->lowmem_limit & map[2]:4G~ctx->highmem for RAM
* ctx->highmem = request_memory_size - ctx->lowmem_limit
*
- * Begin End Type Length
- * 0: 0 - 0xef000 RAM 0xEF000
- * 1 0xef000 - 0x100000 (reserved) 0x11000
- * 2 0x100000 - lowmem RAM lowmem - 0x100000
- * 3: lowmem - bff_fffff (reserved) 0xc00_00000-lowmem
- * 4: 0xc00_00000 - dff_fffff PCI hole 512MB
- * 5: 0xe00_00000 - fff_fffff (reserved) 512MB
- * 6: 1_000_00000 - highmem RAM highmem-4G
+ * Begin Limit Type Length
+ * 0: 0 - 0xA0000 RAM 0xA0000
+ * 1 0x100000 - lowmem part1 RAM 0x0
+ * 2: SW SRAM_bot - SW SRAM_top (reserved) SOFTWARE_SRAM_MAX_SIZE
+ * 3: gpu_rsvd_bot - gpu_rsvd_top (reserved) 0x4004000
+ * 4: lowmem part2 - 0x80000000 (reserved) 0x0
+ * 5: 0xE0000000 - 0x100000000 MCFG, MMIO 512MB
+ * 6: HIGHRAM_START_ADDR - mmio64 start RAM ctx->highmem
*/
- **VM Loop Thread**: DM kicks this VM loop thread to create I/O
