diff options
| author |   Don Dugger <n0ano@n0ano.com> | 2016-06-03 03:33:22 +0000 |
|---|---|---|
| committer |   Gerrit Code Review <gerrit@172.30.200.206> | 2016-06-03 03:33:23 +0000 |
| commit | da27230f80795d0028333713f036d44c53cb0e68 (patch) | |
| tree | b3d379eaf000adf72b36cb01cdf4d79c3e3f064c /qemu/roms/seabios/src/hw/rtc.c | |
| parent | 0e68cb048bb8aadb14675f5d4286d8ab2fc35449 (diff) | |
| parent | 437fd90c0250dee670290f9b714253671a990160 (diff) | |
Merge "These changes are the raw update to qemu-2.6."
Diffstat (limited to 'qemu/roms/seabios/src/hw/rtc.c')
| -rw-r--r-- | qemu/roms/seabios/src/hw/rtc.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/qemu/roms/seabios/src/hw/rtc.c b/qemu/roms/seabios/src/hw/rtc.c index 628d5429f..9649a5a79 100644 --- a/qemu/roms/seabios/src/hw/rtc.c +++ b/qemu/roms/seabios/src/hw/rtc.c @@ -30,6 +30,7 @@ rtc_write(u8 index, u8 val) void rtc_mask(u8 index, u8 off, u8 on) { + index |= NMI_DISABLE_BIT; outb(index, PORT_CMOS_INDEX); u8 val = inb(PORT_CMOS_DATA); outb((val & ~off) | on, PORT_CMOS_DATA); @@ -62,6 +63,8 @@ rtc_updating(void) void rtc_setup(void) { + if (!CONFIG_RTC_TIMER) + return; rtc_write(CMOS_STATUS_A, 0x26); // 32,768Khz src, 976.5625us updates rtc_mask(CMOS_STATUS_B, ~RTC_B_DSE, RTC_B_24HR); rtc_read(CMOS_STATUS_C); @@ -73,6 +76,8 @@ int RTCusers VARLOW; void rtc_use(void) { + if (!CONFIG_RTC_TIMER) + return; int count = GET_LOW(RTCusers); SET_LOW(RTCusers, count+1); if (count) @@ -84,6 +89,8 @@ rtc_use(void) void rtc_release(void) { + if (!CONFIG_RTC_TIMER) + return; int count = GET_LOW(RTCusers); SET_LOW(RTCusers, count-1); if (count != 1) |