diff options
Diffstat (limited to 'meta/packages/qemu/files/04_do_not_print_rtc_freq_if_ok.patch')
-rw-r--r-- | meta/packages/qemu/files/04_do_not_print_rtc_freq_if_ok.patch | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/meta/packages/qemu/files/04_do_not_print_rtc_freq_if_ok.patch b/meta/packages/qemu/files/04_do_not_print_rtc_freq_if_ok.patch new file mode 100644 index 000000000..1575cbce6 --- /dev/null +++ b/meta/packages/qemu/files/04_do_not_print_rtc_freq_if_ok.patch @@ -0,0 +1,25 @@ +#DPATCHLEVEL=1 +--- +# vl.c | 6 +++++- +# 1 file changed, 5 insertions(+), 1 deletion(-) +# +Index: qemu/vl.c +=================================================================== +--- qemu.orig/vl.c 2007-06-13 11:51:53.000000000 +0100 ++++ qemu/vl.c 2007-06-13 11:52:19.000000000 +0100 +@@ -1026,10 +1026,14 @@ static int rtc_fd; + + static int start_rtc_timer(void) + { ++ unsigned long current_rtc_freq = 0; ++ + rtc_fd = open("/dev/rtc", O_RDONLY); + if (rtc_fd < 0) + return -1; +- if (ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) { ++ ioctl(rtc_fd, RTC_IRQP_READ, ¤t_rtc_freq); ++ if (current_rtc_freq != RTC_FREQ && ++ ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) { + fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n" + "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n" + "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n"); |