Commit 64a7fde8e85fbadb0dadee6ed1c293cd86f5fb29
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7403b14e
Document sun ID PROM contents
Signed-off-by: Robert Reif <reif@earthlink.net> git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6894 c046a42c-6fe2-441c-8c8c-71466251a162
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7 additions
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5 deletions
hw/firmware_abi.h
| @@ -43,12 +43,14 @@ OpenBIOS_set_var(uint8_t *nvram, uint32_t addr, const char *str) | @@ -43,12 +43,14 @@ OpenBIOS_set_var(uint8_t *nvram, uint32_t addr, const char *str) | ||
| 43 | } | 43 | } |
| 44 | 44 | ||
| 45 | /* Sun IDPROM structure at the end of NVRAM */ | 45 | /* Sun IDPROM structure at the end of NVRAM */ |
| 46 | +/* from http://www.squirrel.com/squirrel/sun-nvram-hostid.faq.html */ | ||
| 46 | struct Sun_nvram { | 47 | struct Sun_nvram { |
| 47 | - uint8_t type; | ||
| 48 | - uint8_t machine_id; | ||
| 49 | - uint8_t macaddr[6]; | ||
| 50 | - uint8_t unused[7]; | ||
| 51 | - uint8_t checksum; | 48 | + uint8_t type; /* always 01 */ |
| 49 | + uint8_t machine_id; /* first byte of host id (machine type) */ | ||
| 50 | + uint8_t macaddr[6]; /* 6 byte ethernet address (first 3 bytes 08, 00, 20) */ | ||
| 51 | + uint8_t date[4]; /* date of manufacture */ | ||
| 52 | + uint8_t hostid[3]; /* remaining 3 bytes of host id (serial number) */ | ||
| 53 | + uint8_t checksum; /* bitwise xor of previous bytes */ | ||
| 52 | }; | 54 | }; |
| 53 | 55 | ||
| 54 | static inline void | 56 | static inline void |