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* serial: Always update iir, even when ier is empty (Samuel Thibault)aliguori2008-08-121-5/+0
| | | | | | | | | | | This fixes installation of Windows XP. Signed-off-by: Samuel Thibault <samuel.thibault@eu.citrix.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com> git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4995 c046a42c-6fe2-441c-8c8c-71466251a162
* Upgrade emulated UART to 16550A (Stefano Stabellini)aliguori2008-08-111-94/+392
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch upgrades the emulated UART to 16550A, the code comes from xen-unstable. The main improvement was introduced with the following patch and subsequent email thread: http://lists.xensource.com/archives/html/xen-devel/2007-12/msg00129.html The changes compared to previous version are: - change clock_gettime to qemu_get_clock - no token bucket anymore; - fixed a small bug handling IRQs; this was the problem that prevented kgdb to work over the serial (thanks to Jason Wessel for the help spotting and reproducing this bug). - many many style fixes; - savevm version number increased; - not including termios.h and sys/ioctl.h anymore, declaring static constants in qemu-char.h instead; Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com> git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4993 c046a42c-6fe2-441c-8c8c-71466251a162
* 8250: Customized base baudrateaurel322008-05-041-5/+9
| | | | | | | (Jan Kiszka) git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4336 c046a42c-6fe2-441c-8c8c-71466251a162
* 8250: throttle TX-completion IRQsaurel322008-05-041-6/+49
| | | | | | | (Jan Kiszka) git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4335 c046a42c-6fe2-441c-8c8c-71466251a162
* Add serial loopback mode (patch from Hervé Poussineau).balrog2008-02-101-8/+39
| | | | git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3973 c046a42c-6fe2-441c-8c8c-71466251a162
* Add input buffer to mux chr (patch by Tristan Gingold).balrog2007-11-251-0/+1
| | | | git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3735 c046a42c-6fe2-441c-8c8c-71466251a162
* Break up vl.h.pbrook2007-11-171-1/+4
| | | | git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3674 c046a42c-6fe2-441c-8c8c-71466251a162
* find -type f | xargs sed -i 's/[\t ]*$//g' # Yes, again. Note the star in ↵ths2007-09-171-1/+1
| | | | | | the regex. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3177 c046a42c-6fe2-441c-8c8c-71466251a162
* find -type f | xargs sed -i 's/[\t ]$//g' # on most filesths2007-09-161-7/+7
| | | | git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3173 c046a42c-6fe2-441c-8c8c-71466251a162
* Fix incorrect target_ulong use in hw devicesblueswir12007-06-081-2/+2
| | | | git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2962 c046a42c-6fe2-441c-8c8c-71466251a162
* Big endian byte swap for serial mmapped interface.ths2007-06-061-4/+18
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* Unify IRQ handling.pbrook2007-04-071-14/+6
| | | | git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2635 c046a42c-6fe2-441c-8c8c-71466251a162
* Malta CBUS UART support.ths2007-03-311-13/+16
| | | | git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2557 c046a42c-6fe2-441c-8c8c-71466251a162
* Rearrange char event handlers to fix CHR_EVENT_RESET.pbrook2007-01-271-4/+4
| | | | git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2361 c046a42c-6fe2-441c-8c8c-71466251a162
* 16 bit dividerbellard2006-08-261-6/+9
| | | | git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2138 c046a42c-6fe2-441c-8c8c-71466251a162
* simulate a null modem cablebellard2006-04-121-2/+3
| | | | git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1808 c046a42c-6fe2-441c-8c8c-71466251a162
* more generic serial port (initial patch by Jocelyn Mayer)bellard2005-11-231-3/+97
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* char dev ioctlsbellard2005-11-101-2/+9
| | | | git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1610 c046a42c-6fe2-441c-8c8c-71466251a162
* use host serial portbellard2005-11-081-1/+39
| | | | git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1609 c046a42c-6fe2-441c-8c8c-71466251a162
* serial load/save VM support (Vincent Pelletier)bellard2005-11-061-0/+37
| | | | git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1602 c046a42c-6fe2-441c-8c8c-71466251a162
* serial interrupt fix (Hampa Hug)bellard2004-08-241-2/+5
| | | | git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1049 c046a42c-6fe2-441c-8c8c-71466251a162
* char device supportbellard2004-07-141-24/+17
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* fix the no device casebellard2004-04-071-5/+10
| | | | git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@715 c046a42c-6fe2-441c-8c8c-71466251a162
* win32 port (initial patch by kazu)bellard2004-03-311-20/+0
| | | | git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@692 c046a42c-6fe2-441c-8c8c-71466251a162
* use new timer APIbellard2004-03-311-1/+1
| | | | git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@689 c046a42c-6fe2-441c-8c8c-71466251a162
* io port API changebellard2004-03-141-32/+49
| | | | git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@664 c046a42c-6fe2-441c-8c8c-71466251a162
* separated more devices from emulatorbellard2004-03-141-0/+281
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@656 c046a42c-6fe2-441c-8c8c-71466251a162