diff options
Diffstat (limited to 'arch/powerpc/platforms/ps3/os-area.c')
| -rw-r--r-- | arch/powerpc/platforms/ps3/os-area.c | 27 |
1 files changed, 15 insertions, 12 deletions
diff --git a/arch/powerpc/platforms/ps3/os-area.c b/arch/powerpc/platforms/ps3/os-area.c index b70e474014f0..ee463d0f87ad 100644 --- a/arch/powerpc/platforms/ps3/os-area.c +++ b/arch/powerpc/platforms/ps3/os-area.c @@ -1,5 +1,5 @@ /* - * PS3 'Other OS' area data. + * PS3 flash memory os area. * * Copyright (C) 2006 Sony Computer Entertainment Inc. * Copyright 2006 Sony Corp. @@ -29,7 +29,7 @@ enum { OS_AREA_SEGMENT_SIZE = 0X200, }; -enum { +enum os_area_ldr_format { HEADER_LDR_FORMAT_RAW = 0, HEADER_LDR_FORMAT_GZIP = 1, }; @@ -50,7 +50,7 @@ enum { */ struct os_area_header { - s8 magic_num[16]; + u8 magic_num[16]; u32 hdr_version; u32 os_area_offset; u32 ldr_area_offset; @@ -60,12 +60,12 @@ struct os_area_header { u32 _reserved_2[6]; }; -enum { +enum os_area_boot_flag { PARAM_BOOT_FLAG_GAME_OS = 0, PARAM_BOOT_FLAG_OTHER_OS = 1, }; -enum { +enum os_area_ctrl_button { PARAM_CTRL_BUTTON_O_IS_YES = 0, PARAM_CTRL_BUTTON_X_IS_YES = 1, }; @@ -84,6 +84,9 @@ enum { * @dns_primary: User preference of static primary dns server. * @dns_secondary: User preference of static secondary dns server. * + * The ps3 rtc maintains a read-only value that approximates seconds since + * 2000-01-01 00:00:00 UTC. + * * User preference of zero for static_ip_addr means use dhcp. */ @@ -108,6 +111,8 @@ struct os_area_params { u8 _reserved_5[8]; }; +#define SECONDS_FROM_1970_TO_2000 946684800LL + /** * struct saved_params - Static working copies of data from the 'Other OS' area. * @@ -213,7 +218,8 @@ int __init ps3_os_area_init(void) } header = (struct os_area_header *)__va(lpar_addr); - params = (struct os_area_params *)__va(lpar_addr + OS_AREA_SEGMENT_SIZE); + params = (struct os_area_params *)__va(lpar_addr + + OS_AREA_SEGMENT_SIZE); result = verify_header(header); @@ -238,16 +244,13 @@ int __init ps3_os_area_init(void) } /** - * ps3_os_area_rtc_diff - Returns the ps3 rtc diff value. - * - * The ps3 rtc maintains a value that approximates seconds since - * 2000-01-01 00:00:00 UTC. Returns the exact number of seconds from 1970 to - * 2000 when saved_params.rtc_diff has not been properly set up. + * ps3_os_area_rtc_diff - Returns the rtc diff value. */ u64 ps3_os_area_rtc_diff(void) { - return saved_params.rtc_diff ? saved_params.rtc_diff : 946684800UL; + return saved_params.rtc_diff ? saved_params.rtc_diff + : SECONDS_FROM_1970_TO_2000; } /** |