diff options
Diffstat (limited to 'hw/firmware_abi.h')
| -rw-r--r-- | hw/firmware_abi.h | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/hw/firmware_abi.h b/hw/firmware_abi.h index 713484d414..54702b290e 100644 --- a/hw/firmware_abi.h +++ b/hw/firmware_abi.h @@ -1,113 +1,6 @@ #ifndef FIRMWARE_ABI_H #define FIRMWARE_ABI_H -#ifndef __ASSEMBLY__ -/* Open Hack'Ware NVRAM configuration structure */ - -/* Version 3 */ -typedef struct ohwcfg_v3_t ohwcfg_v3_t; -struct ohwcfg_v3_t { - /* 0x00: structure identifier */ - uint8_t struct_ident[0x10]; - /* 0x10: structure version and NVRAM description */ - uint32_t struct_version; - uint16_t nvram_size; - uint16_t pad0; - uint16_t nvram_arch_ptr; - uint16_t nvram_arch_size; - uint16_t nvram_arch_crc; - uint8_t pad1[0x02]; - /* 0x20: host architecture */ - uint8_t arch[0x10]; - /* 0x30: RAM/ROM description */ - uint64_t RAM0_base; - uint64_t RAM0_size; - uint64_t RAM1_base; - uint64_t RAM1_size; - uint64_t RAM2_base; - uint64_t RAM2_size; - uint64_t RAM3_base; - uint64_t RAM3_size; - uint64_t ROM_base; - uint64_t ROM_size; - /* 0x80: Kernel description */ - uint64_t kernel_image; - uint64_t kernel_size; - /* 0x90: Kernel command line */ - uint64_t cmdline; - uint64_t cmdline_size; - /* 0xA0: Kernel boot image */ - uint64_t initrd_image; - uint64_t initrd_size; - /* 0xB0: NVRAM image */ - uint64_t NVRAM_image; - uint8_t pad2[8]; - /* 0xC0: graphic configuration */ - uint16_t width; - uint16_t height; - uint16_t depth; - uint16_t graphic_flags; - /* 0xC8: CPUs description */ - uint8_t nb_cpus; - uint8_t boot_cpu; - uint8_t nboot_devices; - uint8_t pad3[5]; - /* 0xD0: boot devices */ - uint8_t boot_devices[0x10]; - /* 0xE0 */ - uint8_t pad4[0x1C]; /* 28 */ - /* 0xFC: checksum */ - uint16_t crc; - uint8_t pad5[0x02]; -} __attribute__ (( packed )); - -#define OHW_GF_NOGRAPHICS 0x0001 - -static inline uint16_t -OHW_crc_update (uint16_t prev, uint16_t value) -{ - uint16_t tmp; - uint16_t pd, pd1, pd2; - - tmp = prev >> 8; - pd = prev ^ value; - pd1 = pd & 0x000F; - pd2 = ((pd >> 4) & 0x000F) ^ pd1; - tmp ^= (pd1 << 3) | (pd1 << 8); - tmp ^= pd2 | (pd2 << 7) | (pd2 << 12); - - return tmp; -} - -static inline uint16_t -OHW_compute_crc (ohwcfg_v3_t *header, uint32_t start, uint32_t count) -{ - uint32_t i; - uint16_t crc = 0xFFFF; - uint8_t *ptr = (uint8_t *)header; - int odd; - - odd = count & 1; - count &= ~1; - for (i = 0; i != count; i++) { - crc = OHW_crc_update(crc, (ptr[start + i] << 8) | ptr[start + i + 1]); - } - if (odd) { - crc = OHW_crc_update(crc, ptr[start + i] << 8); - } - - return crc; -} - -/* Sparc32 runtime NVRAM structure for SMP CPU boot */ -struct sparc_arch_cfg { - uint32_t smp_ctx; - uint32_t smp_ctxtbl; - uint32_t smp_entry; - uint8_t valid; - uint8_t unused[51]; -}; - /* OpenBIOS NVRAM partition */ struct OpenBIOS_nvpart_v1 { uint8_t signature; @@ -175,24 +68,4 @@ Sun_init_header(struct Sun_nvram *header, const uint8_t *macaddr, int machine_id header->checksum = tmp; } - -#else /* __ASSEMBLY__ */ - -/* Structure offsets for asm use */ - -/* Open Hack'Ware NVRAM configuration structure */ -#define OHW_ARCH_PTR 0x18 -#define OHW_RAM_SIZE 0x38 -#define OHW_BOOT_CPU 0xC9 - -/* Sparc32 runtime NVRAM structure for SMP CPU boot */ -#define SPARC_SMP_CTX 0x0 -#define SPARC_SMP_CTXTBL 0x4 -#define SPARC_SMP_ENTRY 0x8 -#define SPARC_SMP_VALID 0xc - -/* Sun IDPROM structure at the end of NVRAM */ -#define SPARC_MACHINE_ID 0x1fd9 - -#endif /* __ASSEMBLY__ */ #endif /* FIRMWARE_ABI_H */ |