#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 0x0001static inline uint16_tOHW_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_tOHW_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;    uint8_t checksum;    uint16_t len; // BE, length divided by 16    char name[12];};#define OPENBIOS_PART_SYSTEM 0x70#define OPENBIOS_PART_FREE 0x7fstatic inline voidOpenBIOS_finish_partition(struct OpenBIOS_nvpart_v1 *header, uint32_t size){    unsigned int i, sum;    uint8_t *tmpptr;    // Length divided by 16    header->len = cpu_to_be16(size >> 4);    // Checksum    tmpptr = (uint8_t *)header;    sum = *tmpptr;    for (i = 0; i < 14; i++) {        sum += tmpptr[2 + i];        sum = (sum + ((sum & 0xff00) >> 8)) & 0xff;    }    header->checksum = sum & 0xff;}static inline uint32_tOpenBIOS_set_var(uint8_t *nvram, uint32_t addr, const unsigned char *str){    uint32_t len;    len = strlen(str) + 1;    memcpy(&nvram[addr], str, len);    return addr + len;}/* Sun IDPROM structure at the end of NVRAM */struct Sun_nvram {    uint8_t type;    uint8_t machine_id;    uint8_t macaddr[6];    uint8_t unused[7];    uint8_t checksum;};static inline voidSun_init_header(struct Sun_nvram *header, const uint8_t *macaddr, int machine_id){    uint8_t tmp, *tmpptr;    unsigned int i;    header->type = 1;    header->machine_id = machine_id & 0xff;    memcpy(&header->macaddr, macaddr, 6);    /* Calculate checksum */    tmp = 0;    tmpptr = (uint8_t *)header;    for (i = 0; i < 15; i++)        tmp ^= tmpptr[i];    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 */