changelog

xen 3.2.2 源码

2005-05-24 16:50  vruppert

	* vbe.c (1.47), vgabios.c (1.61):

	- output to the vgabios info port can be disabled now. It is still enabled by
	  default and always possible in debug mode. (based on a patch from Alex Beregszaszi)

2005-05-20 16:06  vruppert

	* vbe.c (1.46), vgabios.c (1.60):

	- fixed return value for the default case in the VBE section (non-debug mode)
	- removed unused macros HALT and PANIC_PORT

2005-03-07 20:39  vruppert

	* README (1.9):

	- updates for 0.5a release

2005-03-06 13:06  vruppert

	* Makefile (1.17):

	- vgabios files with cirrus support added to release target

2005-03-06 12:24  vruppert

	* Makefile (1.16):

	- cross compilation support added (patch from Alex Beregszaszi)

2005-03-05 13:03  vruppert

	* BUGS (1.3), README (1.8), TODO (1.11):

	- documentation updates

2004-12-04 15:26  vruppert

	* VGABIOS-lgpl-latest.bin (1.61), VGABIOS-lgpl-latest.cirrus.bin
	  (1.13), VGABIOS-lgpl-latest.cirrus.debug.bin (1.13),
	  VGABIOS-lgpl-latest.debug.bin (1.61), clext.c (1.9):

	- Cirrus extension: support for 1280x1024x15 and 1280x1024x16 modes added (patch
	  from Fabrice Bellard)

2004-08-08 16:53  vruppert

	* VGABIOS-lgpl-latest.bin (1.60), VGABIOS-lgpl-latest.cirrus.bin (1.12),
	  VGABIOS-lgpl-latest.cirrus.debug.bin (1.12),
	  VGABIOS-lgpl-latest.debug.bin (1.60), clext.c (1.8):

	- use single bank mode for VBE
	- enable 16k granularity for VBE only

2004-07-30 19:33  vruppert

	* VGABIOS-lgpl-latest.bin (1.59), VGABIOS-lgpl-latest.cirrus.bin (1.11),
	  VGABIOS-lgpl-latest.cirrus.debug.bin (1.11),
	  VGABIOS-lgpl-latest.debug.bin (1.59), clext.c (1.7):

	- cirrus init: set standard vga mode and reset bitblt

2004-07-22 18:38  vruppert

	* VGABIOS-lgpl-latest.bin (1.58), VGABIOS-lgpl-latest.cirrus.bin (1.10),
	  VGABIOS-lgpl-latest.cirrus.debug.bin (1.10),
	  VGABIOS-lgpl-latest.debug.bin (1.58), clext.c (1.6), vbe.c (1.45),
	  vbetables.h (1.24):

	- cirrus extension: tables for mode 1280x1024x8 added
	- vbe: dispi_set_xres() and dispi_set_virt_width() now modify vga compatible
	  registers
	- vbe: mode list entry for mode 800x600x4 fixed

2004-07-18 20:23  vruppert

	* VGABIOS-lgpl-latest.bin (1.57), VGABIOS-lgpl-latest.cirrus.bin (1.9),
	  VGABIOS-lgpl-latest.cirrus.debug.bin (1.9),
	  VGABIOS-lgpl-latest.debug.bin (1.57), vgabios.c (1.59), vgatables.h (1.8):

	- disable CRTC write protection before setting new values
	- CRTC line for mode 0x6a fixed

2004-07-07 16:08  vruppert

	* Makefile (1.15), VGABIOS-lgpl-latest.bin (1.56),
	  VGABIOS-lgpl-latest.cirrus.bin (1.8), VGABIOS-lgpl-latest.cirrus.debug.bin (1.8),
	  VGABIOS-lgpl-latest.debug.bin (1.56), biossums.c (1.1), clext.c (1.5):

	- biossums utility for the Bochs BIOS adapted for the LGPL'd VGABIOS
	- VESA3 PMINFO checksum calculated in the source
	- 24 bpp mode entries fixed (patch from Fabrice Bellard)

2004-06-25 18:28  vruppert

	* VGABIOS-lgpl-latest.cirrus.bin (1.7), VGABIOS-lgpl-latest.cirrus.debug.bin (1.7),
	  clext.c (1.4):

	- 4MB memory probe added (patch from Fabrice Bellard)

2004-06-25 17:31  vruppert

	* VGABIOS-lgpl-latest.bin (1.55), VGABIOS-lgpl-latest.cirrus.bin (1.6),
	  VGABIOS-lgpl-latest.cirrus.debug.bin (1.6),
	  VGABIOS-lgpl-latest.debug.bin (1.55), clext.c (1.3):

	- fixed value of sequencer reset register in cirrus mode table
	- fixed possible overflow error if cirrus start address is >256k

2004-06-23 21:11  vruppert

	* VGABIOS-lgpl-latest.bin (1.54), VGABIOS-lgpl-latest.cirrus.bin (1.5),
	  VGABIOS-lgpl-latest.cirrus.debug.bin (1.5),
	  VGABIOS-lgpl-latest.debug.bin (1.54), clext.c (1.2):

	- applied new patch for the cirrus extension from suzu
	  * enable VESA LFB support if a Cirrus PCI adapter is detected
	  * prepared VBE3 protected mode info block (test case required)
	- added VBE functions 4F06h and 4F07h
	- some bugfixes

2004-06-17 18:57  vruppert

	* Makefile (1.14), VGABIOS-lgpl-latest.bin (1.53),
	  VGABIOS-lgpl-latest.cirrus.bin (1.2), VGABIOS-lgpl-latest.cirrus.debug.bin (1.2),
	  VGABIOS-lgpl-latest.debug.bin (1.53):

	- fixed makefile targets for the binaries with cirrus extension

2004-06-16 21:11  vruppert

	* Makefile (1.13), VGABIOS-lgpl-latest.bin (1.52),
	  VGABIOS-lgpl-latest.cirrus.bin (1.1), VGABIOS-lgpl-latest.cirrus.debug.bin (1.1),
	  VGABIOS-lgpl-latest.debug.bin (1.52), clext.c (1.1), vgabios.c (1.58):

	- applied suzu's cirrus extension patch. Cirrus SVGA detection, most of the
	  cirrus-specific modes and some basic VBE features are present now.

2004-05-31 21:15  vruppert

	* VGABIOS-lgpl-latest.bin (1.51), VGABIOS-lgpl-latest.debug.bin (1.51),
	  vgabios.c (1.57):

	- write character in planar graphics modes: sequencer map mask must be 0x0f and
	  bit operation must be 'replace' if bit 7 of attribute is clear
	- read/write pixel in planar graphics modes: bit mask setup simplified

2004-05-11 18:08  vruppert

	* VGABIOS-lgpl-latest.bin (1.50), VGABIOS-lgpl-latest.debug.bin (1.50),
	  vgabios.c (1.56):

	- biosfn_select_vert_res rewritten in assembler
	- scroll text in planar graphics modes: attribute for blank line fixed
	- write character in planar graphics modes: graphics controller values fixed

2004-05-09 20:32  vruppert

	* VGABIOS-lgpl-latest.bin (1.49), VGABIOS-lgpl-latest.debug.bin (1.49),
	  vbe.c (1.44), vbe.h (1.24), vgabios.c (1.55):

	- VBE init code and some dispi ioport functions rewritten in assembler
	- text scroll functions for CGA graphics modes added
	- scroll text in graphics modes: attribute for blank line fixed

2004-05-08 16:06  vruppert

	* BUGS (1.2), README (1.7), TODO (1.10), VGABIOS-lgpl-latest.bin (1.48),
	  VGABIOS-lgpl-latest.debug.bin (1.48), vbe.c (1.43), vbe.h (1.23),
	  vbe_display_api.txt (1.11), vgabios.c (1.54):

	- VBE internal functions dispi_set_enable and dispi_set_bank now called both from C
	  and asm code
	- VBE function 0x03 rewritten in assembler
	- VBE function 0x08 cleaned up
	- text output and scroll functions for graphics modes rewritten using case
	  structures
	- documentation and comments updated

2004-05-06 21:18  vruppert

	* VGABIOS-lgpl-latest.bin (1.47), VGABIOS-lgpl-latest.debug.bin (1.47),
	  vbe.c (1.42), vbe.h (1.22), vgabios.c (1.53):

	- VBE functions 0x05, 0x06, 0x07 and some dispi ioport functions rewritten in
	  assembler
	- VBE functions 0x06 and 0x07: get functions now supported, 15 bpp bug fixed

2004-05-05 19:24  vruppert

	* VGABIOS-lgpl-latest.bin (1.46), VGABIOS-lgpl-latest.debug.bin (1.46),
	  vbe.c (1.41), vbe.h (1.21), vbe_display_api.txt (1.10), vgabios.c (1.52):

	- 8 bit DAC capability flag set
	- vbe_biosfn_set_get_dac_palette_format implemented
	- VBE api description updated
	- C definitions from header files now used assembler code

2004-05-02 17:27  vruppert

	* VGABIOS-lgpl-latest.bin (1.45), VGABIOS-lgpl-latest.debug.bin (1.45),
	  vgabios.c (1.51):

	- text scroll functions for PLANAR1/PLANAR4 graphics modes added
	- function biosfn_get_ega_info rewritten in assembler
	- read/write graphics pixel functions rewritten using a case structure

2004-05-01 16:03  vruppert

	* VGABIOS-lgpl-latest.bin (1.44), VGABIOS-lgpl-latest.debug.bin (1.44),
	  vgabios.c (1.50):

	- biosfn_enable_cursor_emulation rewritten in assembler
	- remap of the cursor shape depends on modeset control bit 0
	- text output in PLANAR4 modes now supports attribute bit 7 (XOR with background)

2004-04-25 20:13  vruppert

	* VGABIOS-lgpl-latest.bin (1.43), VGABIOS-lgpl-latest.debug.bin (1.43),
	  vgabios.c (1.49), vgatables.h (1.7):

	- table entries for vga mode 0x0f fixed (PLANAR2 exists on EGA only)
	- function release_font_access now supports the monochrome text mode
	- PLANAR1 modes now supported in text output functions and read/write pixel
	- function AH=0x12/BL=0x32 rewritten in assembler

2004-04-25 08:45  vruppert

	* VGABIOS-lgpl-latest.bin (1.42), VGABIOS-lgpl-latest.debug.bin (1.42),
	  vgabios.c (1.48):

	- block address calculation in font functions fixed
	- functions AX=0x1103, AH=0x12/BL=0x31 and AH=0x12/BL=0x33 rewritten in assembler

2004-04-24 09:59  vruppert

	* VGABIOS-lgpl-latest.bin (1.41), VGABIOS-lgpl-latest.debug.bin (1.41),
	  vgabios.c (1.47):

	- read/write graphics pixel for PLANAR4 modes added
	- CGA specific functions (group AH = 0x0B) implemented

2004-04-23 14:34  vruppert

	* VGABIOS-lgpl-latest.bin (1.40), VGABIOS-lgpl-latest.debug.bin (1.40),
	  vgabios.c (1.46):

	- remaining palette and dac read/write functions (except gray scale summing)
	  rewritten in assembler

2004-04-18 13:43  vruppert

	* VGABIOS-lgpl-latest.bin (1.39), VGABIOS-lgpl-latest.debug.bin (1.39),
	  vgabios.c (1.45):

	- some palette and dac read/write functions rewritten in assembler
	- main int10 debug message now works with assembler functions, too

2004-04-18 09:15  japj

	* vbe.c (1.40):

	updated my email address + put vgabios url in the bios copyright string
	(instead of my old email address)

2004-04-17 07:18  vruppert

	* VGABIOS-lgpl-latest.bin (1.38), VGABIOS-lgpl-latest.debug.bin (1.38),
	  vgabios.c (1.44):

	- biosfn_set_video_mode: don't load DAC registers if default palette loading is
	  disabled. Perform gray scale summing if enabled.
	- biosfn_perform_gray_scale_summing: switch between DAC read and write mode is
	  required to make this function work. Maximum DAC value always set to 0x3f.

2004-04-08 17:50  vruppert

	* VGABIOS-lgpl-latest.bin (1.37), VGABIOS-lgpl-latest.debug.bin (1.37),
	  vgabios.c (1.43):

	- write character function for the LINEAR8 mode
	- get_font_access() and release_font_access() rewritten in assembler
	- fixed wrong variable name in the init code

2004-04-06 19:31  vruppert

	* VGABIOS-lgpl-latest.bin (1.36), VGABIOS-lgpl-latest.debug.bin (1.36),
	  vgabios.c (1.42):

	- init functions rewitten in assembler
	- function biosfn_set_display_code rewritten in assembler

2004-04-05 19:40  vruppert

	* VGABIOS-lgpl-latest.bin (1.35), VGABIOS-lgpl-latest.debug.bin (1.35),
	  vgabios.c (1.41):

	- functions biosfn_get_video_mode() and biosfn_read_display_code() rewritten
	  in assembler

2004-04-04 18:20  vruppert

	* VGABIOS-lgpl-latest.bin (1.34), VGABIOS-lgpl-latest.debug.bin (1.34),
	  vgabios.c (1.40):

	- write character function for CGA modes added
	- read/write graphics pixel for CGA and LINEAR8 modes added

2004-02-23 21:08  vruppert

	* VGABIOS-lgpl-latest.bin (1.33), VGABIOS-lgpl-latest.debug.bin (1.33),
	  vbe.c (1.39):

	- dispi_get_max_bpp(): restore the original value of the vbe enable register

2004-02-22 14:17  vruppert

	* README (1.6), vbe.c (1.38), vbe.h (1.20), vbe_display_api.txt (1.9),
	  VGABIOS-lgpl-latest.bin (1.32), VGABIOS-lgpl-latest.debug.bin (1.32):

	- new function dispi_get_max_bpp() returns the bpp capabilities of the Bochs gui
	- create the mode list depending on the supported bpp capability
	- unused stuff removed
	- documentation updated

2004-02-21 18:20  vruppert

	* vbe.c (1.37), vbe.h (1.19), vbetables.h (1.23),
	  VGABIOS-lgpl-latest.bin (1.31), VGABIOS-lgpl-latest.debug.bin (1.31):

	- dynamicly genarated vbe mode_info list works now

2003-11-17 21:04  vruppert

	* vbe.c (1.36), vbetables.h (1.22), vgabios.c (1.39), vgatables.h (1.6),
	  VGABIOS-lgpl-latest.bin (1.30), VGABIOS-lgpl-latest.debug.bin (1.30):

	- new VBE presence flag stored at unused BDA address 0xB9
	- VBE init code rewritten
	- added BIOS TTY flag for VBE mode 0x0102 (TODO: scrolling)
	- vgabios_init_func: load and activate text font already done by set_video_mode
	- function biosfn_get_all_palette_reg() fixed

2003-11-06 00:26  cbothamy

	* README (1.5):

	  - add changes for 0.4c release

2003-11-06 00:22  cbothamy

	* VGABIOS-lgpl-latest.bin (1.29), VGABIOS-lgpl-latest.debug.bin
	  (1.29):

	  - compile vgabios.c rev1.38

2003-11-06 00:21  cbothamy

	* vgabios.c (1.38):

	  - activate char table after loading it when setting a text video
	  mode

2003-11-06 00:19  cbothamy

	* Makefile (1.12):

	  - when making a release, remove unwanted files first, and exclude
	  CVS from the tarball

2003-11-04 22:50  cbothamy

	* ChangeLog (1.20, v0_4b):

	  - update ChangeLog for 0.4b release

2003-11-04 22:49  cbothamy

	* README (1.4, v0_4b):

	  - update Changes for 0.4b release

2003-11-04 20:26  vruppert

	* vgabios.c (1.37), VGABIOS-lgpl-latest.bin (1.28),
	  VGABIOS-lgpl-latest.debug.bin (1.28) (utags: v0_4b):

	  - biosfn_get_font_info(): character height must be returned in CX

2003-11-03 21:57  vruppert

	* vbe.c (1.35, v0_4b), vgabios.c (1.36), VGABIOS-lgpl-latest.bin
	  (1.27), VGABIOS-lgpl-latest.debug.bin (1.27):

	  - the 'noclearmem' flag is not stored in the 'current video mode'
	  register (0040h:0049h) - VBE also stores the 'noclear' flag in
	  the 'video control' register (0040h:0087h)

2003-10-05 10:06  vruppert

	* vbe.h (1.18, v0_4b), vbe_display_api.txt (1.8, v0_4b),
	  VGABIOS-lgpl-latest.bin (1.26), VGABIOS-lgpl-latest.debug.bin
	  (1.26):

	  - changed VBE i/o registers to 0x01CE/CF (suggestion from Daniel
	  Gimpelevich)

2003-08-18 18:38  vruppert

	* VGABIOS-lgpl-latest.bin (1.25), VGABIOS-lgpl-latest.debug.bin
	  (1.25), vgabios.c (1.35):

	  - wrong offsets to the character tables (INT 0x1F/0x43) fixed
	  (underscore added) - functions accessing the CRT controller
	  optimized using a local variable 'crtc_addr'

2003-08-17 15:46  cbothamy

	* ChangeLog (1.19, v0_4a):

	  - ChangeLog is now automatically generated by running "cvs2cl -r
	  -t -P -S" - update ChangeLog for 0.4a release

2003-08-17 15:44  cbothamy

	* README (1.3, v0_4a):

	  - added the old ChangeLog in the HOSTORY section of the README
	  file - update History for 0.4a release, with a summary of Changes

2003-08-17 15:24  cbothamy

	* Makefile (1.11, v0_4b, v0_4a):

	  - fix Makefile for "release" target

2003-08-16 01:49  cbothamy

	* Makefile (1.10), README (1.2), VGABIOS-lgpl-latest.bin (1.24,
	  v0_4a), VGABIOS-lgpl-latest.debug.bin (1.24, v0_4a), vgabios.c
	  (1.34, v0_4a):

	  - update the Makefile for releases - remove references to old
	  plex86 website - update the Makefile so it build
	  VGABIOS-lgpl-latest.bin and	VGABIOS-lgpl-latest.debug.bin

2003-08-07 18:17  vruppert

	* VGABIOS-lgpl-latest.bin (1.23), VGABIOS-lgpl-latest.debug.bin
	  (1.23):

	  - current VBE mode now stored in BDA (unused address 0xBA)

2003-08-07 17:54  vruppert

	* vbe.c (1.34), vgatables.h (1.5, v0_4b) (utags: v0_4a):

	  - current VBE mode now stored in BDA (unused address 0xBA)

2003-07-20 18:05  vruppert

	* vgabios.c (1.33), VGABIOS-lgpl-latest.bin (1.22),
	  VGABIOS-lgpl-latest.debug.bin (1.22):

	  - fixed a few functions accessing the attribute controller

2003-07-19 09:33  vruppert

	* vgabios.c (1.32), VGABIOS-lgpl-latest.bin (1.21),
	  VGABIOS-lgpl-latest.debug.bin (1.21):

	  - re-enable video after programming the attribute controller -
	  biosfn_set_all_palette_reg(): number of palette registers fixed

2003-07-16 22:32  vruppert

	* ChangeLog (1.18), vbe.c (1.33), vbe.h (1.17, v0_4a),
	  vbe_display_api.txt (1.7, v0_4a), vgabios.c (1.31),
	  VGABIOS-lgpl-latest.bin (1.20), VGABIOS-lgpl-latest.debug.bin
	  (1.20):

	  - LFB flag now stored in the register VBE_DISPI_INDEX_ENABLE -
	  release date in Changelog fixed - release date of VBE BIOS 0.6
	  was the same as VGA BIOS 0.3b - year changed in copyright
	  messages

2003-07-15 12:40  vruppert

	* VGABIOS-lgpl-latest.bin (1.19), VGABIOS-lgpl-latest.debug.bin
	  (1.19):

	  - new function dispi_get_bpp() - function
	  vbe_biosfn_set_get_logical_scan_line_length() fixed for >8bpp -
	  number of image pages of all VBE modes fixed

2003-07-15 12:35  vruppert

	* vbe.c (1.32), vbetables.h (1.21, v0_4b, v0_4a):

	  - new function dispi_get_bpp() - function
	  vbe_biosfn_set_get_logical_scan_line_length() fixed for >8bpp -
	  number of image pages of all VBE modes fixed

2003-07-14 19:45  vruppert

	* vbe_display_api.txt (1.6):

	  - description of VBE_DISPI_ interface 0xb0c2 added

2003-07-10 19:07  vruppert

	* vbe.c (1.31), vbetables.h (1.20), VGABIOS-lgpl-latest.bin (1.18),
	  VGABIOS-lgpl-latest.debug.bin (1.18):

	  - 15 bpp VBE modes added - "Bochs own" mode 0x142 (640x480x32bpp)
	  added

2003-07-01 19:00  vruppert

	* vbe.c (1.30), vbe.h (1.16), vbetables.h (1.19),
	  VGABIOS-lgpl-latest.bin (1.17), VGABIOS-lgpl-latest.debug.bin
	  (1.17):

	  - VBE preserve display memory feature implemented - VBE mode
	  entries 0x117 and 0x118 added

2003-06-30 21:27  vruppert

	* vbe.c (1.29), vbe.h (1.15), vbetables.h (1.18),