diff --git a/src/add-ons/kernel/console/vga_text/vga_text.c b/src/add-ons/kernel/console/vga_text/vga_text.c index 10542e83f6..260f57755e 100644 --- a/src/add-ons/kernel/console/vga_text/vga_text.c +++ b/src/add-ons/kernel/console/vga_text/vga_text.c @@ -1,5 +1,5 @@ /* - * Copyright 2005, Axel Dörfler, axeld@pinc-software.de. All rights reserved. + * Copyright 2005-2007, Axel Dörfler, axeld@pinc-software.de. All rights reserved. * Distributed under the terms of the MIT License. * * Copyright 2001-2002, Travis Geiselbrecht. All rights reserved. @@ -11,7 +11,6 @@ #include #include -#include #include #include @@ -28,8 +27,8 @@ #define TEXT_CURSOR_LO 0x0f #define TEXT_CURSOR_HI 0x0e -static uint16 *gOrigin; -static isa_module_info *isa; +static uint16 *sOrigin; +static isa_module_info *sISA; static int @@ -37,20 +36,18 @@ text_init(void) { addr_t i; - if (get_module(B_ISA_MODULE_NAME, (module_info **)&isa) < 0) { + if (get_module(B_ISA_MODULE_NAME, (module_info **)&sISA) < 0) { dprintf("text module_init: no isa bus found..\n"); return -1; } - /* we always succeede, so init our stuff */ - dprintf("console/text: mapping vid mem\n"); - vm_map_physical_memory(vm_kernel_address_space_id(), "vid_mem", (void *)&gOrigin, - B_ANY_KERNEL_ADDRESS, SCREEN_END - SCREEN_START, - B_KERNEL_READ_AREA | B_KERNEL_WRITE_AREA, SCREEN_START); - dprintf("console/text: mapped vid mem to virtual address %p\n", gOrigin); + map_physical_memory("video_mem", (void *)SCREEN_START, SCREEN_END - SCREEN_START, + B_ANY_KERNEL_ADDRESS, B_KERNEL_READ_AREA | B_KERNEL_WRITE_AREA, (void *)&sOrigin); + dprintf("console/text: mapped vid mem to virtual address %p\n", sOrigin); /* pre-touch all of the memory so that we dont fault while deep inside the kernel and displaying something */ - for(i = (addr_t)gOrigin; i < (addr_t)gOrigin + (SCREEN_END - SCREEN_START); i += B_PAGE_SIZE) { + for (i = (addr_t)sOrigin; i < (addr_t)sOrigin + (SCREEN_END - SCREEN_START); + i += B_PAGE_SIZE) { uint16 val = *(volatile uint16 *)i; *(volatile uint16 *)i = val; } @@ -87,10 +84,10 @@ move_cursor(int32 x, int32 y) else pos = y * COLUMNS + x; - isa->write_io_8(TEXT_INDEX, TEXT_CURSOR_LO); - isa->write_io_8(TEXT_DATA, (char)pos); - isa->write_io_8(TEXT_INDEX, TEXT_CURSOR_HI); - isa->write_io_8(TEXT_DATA, (char)(pos >> 8)); + sISA->write_io_8(TEXT_INDEX, TEXT_CURSOR_LO); + sISA->write_io_8(TEXT_DATA, (char)pos); + sISA->write_io_8(TEXT_INDEX, TEXT_CURSOR_HI); + sISA->write_io_8(TEXT_DATA, (char)(pos >> 8)); } @@ -98,7 +95,7 @@ static void put_glyph(int32 x, int32 y, uint8 glyph, uint8 attr) { uint16 pair = ((uint16)attr << 8) | (uint16)glyph; - uint16 *p = gOrigin+(y*COLUMNS)+x; + uint16 *p = sOrigin + (y * COLUMNS) + x; *p = pair; } @@ -110,7 +107,7 @@ fill_glyph(int32 x, int32 y, int32 width, int32 height, uint8 glyph, uint8 attr) int32 y_limit = y + height; while (y < y_limit) { - uint16 *p = gOrigin + (y * COLUMNS) + x; + uint16 *p = sOrigin + (y * COLUMNS) + x; uint16 *p_limit = p + width; while (p < p_limit) *p++ = pair; y++; @@ -123,7 +120,7 @@ blit(int32 srcx, int32 srcy, int32 width, int32 height, int32 destx, int32 desty { if ((srcx == 0) && (width == COLUMNS)) { // whole lines - memmove(gOrigin + (desty * COLUMNS), gOrigin + (srcy * COLUMNS), height * COLUMNS * 2); + memmove(sOrigin + (desty * COLUMNS), sOrigin + (srcy * COLUMNS), height * COLUMNS * 2); } else { // FIXME } @@ -133,7 +130,7 @@ blit(int32 srcx, int32 srcy, int32 width, int32 height, int32 destx, int32 desty static void clear(uint8 attr) { - uint16 *base = (uint16 *)gOrigin; + uint16 *base = (uint16 *)sOrigin; uint32 i; for (i = 0; i < COLUMNS * LINES; i++)