tristan/ZealOS
1
0
Fork 0
mirror of https://github.com/Zeal-Operating-System/ZealOS.git synced 2024-12-26 15:26:43 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Begin integrating Limine framebuffer mode info list into ZealBooter to pass abstracted mode information to CKernel header.

Browse source
This commit is contained in:
TomAwezome 2022-10-14 22:01:34 -04:00
parent a2be44fa28
commit 2c2dc1141d
4 changed files with 26 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
build/build-iso.sh
View file

@ -39,7 +39,7 @@ umount_tempdisk() {
set -e set -e
echo "Building ZealBooter..." echo "Building ZealBooter..."
( cd ../zealbooter && make clean all ) ( cd ../zealbooter && make distclean all )
set +e set +e
echo "Making temp vdisk, running auto-install ..." echo "Making temp vdisk, running auto-install ..."

7
src/Kernel/KStart16.ZC
View file

@ -64,7 +64,10 @@ SYS_BOOT_STACK:: DU32 BOOT_RAM_LIMIT;
SYS_IS_UEFI_BOOTED:: DU8 0; SYS_IS_UEFI_BOOTED:: DU8 0;
//SYS_FRAMEBUFFER_LIST:: DU8 sizeof(CVideoInfo) * VBE_MODES_NUM DUP(0); SYS_FRAMEBUFFER_LIST:: DU8 sizeof(CVideoInfo) * VBE_MODES_NUM DUP(0);
// TODO: after placing this here, Ctrl-Alt-Shift-Z to un-zoom the screen
// causes a General Protection at &GrUpdateScreen32+0x89 with
// RAX 0x00E2C4A686A4C2E1, RSI all 0F repeated, and RDI 0x0FF1D3B595B3D1F0
#assert $$ - SYS_KERNEL == sizeof(CKernel) - sizeof(CZXE) #assert $$ - SYS_KERNEL == sizeof(CKernel) - sizeof(CZXE)
@ -76,8 +79,6 @@ VBE_INFO: DU8 sizeof(CVBEInfo) DUP(0);
VBE_FINAL_MODE_NUM: DU16 0; // gets set to final result mode number VBE_FINAL_MODE_NUM: DU16 0; // gets set to final result mode number
VBE_STD_MODE_NUM: DU16 0; // gets set to mode number for standard 1024x768 VBE_STD_MODE_NUM: DU16 0; // gets set to mode number for standard 1024x768
SYS_FRAMEBUFFER_LIST:: DU8 sizeof(CVideoInfo) * VBE_MODES_NUM DUP(0);
//************************************ //************************************
CORE0_16BIT_INIT:: CORE0_16BIT_INIT::
//EAX is $LK,"SYS_BOOT_SRC",A="FF:::/Kernel/KStart16.ZC,[SYS_BOOT_SRC]"$. (Value passed from boot block, $LK,"BootHD",A="FF:::/System/Boot/BootHD.ZC,BOOT_SRC_HARDDRIVE"$, $LK,"BootDVD",A="FF:::/System/Boot/BootDVD.ZC,BOOT_SRC_DVD"$, & $LK,"BootRAM",A="FF:::/System/Boot/BootRAM.ZC,BOOT_SRC_RAM"$.) //EAX is $LK,"SYS_BOOT_SRC",A="FF:::/Kernel/KStart16.ZC,[SYS_BOOT_SRC]"$. (Value passed from boot block, $LK,"BootHD",A="FF:::/System/Boot/BootHD.ZC,BOOT_SRC_HARDDRIVE"$, $LK,"BootDVD",A="FF:::/System/Boot/BootDVD.ZC,BOOT_SRC_DVD"$, & $LK,"BootRAM",A="FF:::/System/Boot/BootRAM.ZC,BOOT_SRC_RAM"$.)

2
src/Kernel/KernelA.HH
View file

@ -571,7 +571,7 @@ class CKernel
U64 sys_disk_uuid[2]; U64 sys_disk_uuid[2];
U32 sys_boot_stack; U32 sys_boot_stack;
Bool sys_is_uefi_booted; Bool sys_is_uefi_booted;
// CVideoInfo sys_framebuffer_list[VBE_MODES_NUM]; CVideoInfo sys_framebuffer_list[VBE_MODES_NUM];
}; };
//Run-Levels //Run-Levels

20
zealbooter/zealbooter.c
View file

@ -88,6 +88,13 @@ struct CSysLimitBase {
uint8_t *base; uint8_t *base;
} __attribute__((packed)); } __attribute__((packed));
struct CVideoInfo {
uint16_t width;
uint16_t height;
} __attribute__((packed));
#define VBE_MODES_NUM 32
struct CKernel { struct CKernel {
struct CZXE h; struct CZXE h;
uint32_t jmp; uint32_t jmp;
@ -113,6 +120,7 @@ struct CKernel {
uint64_t sys_disk_uuid[2]; uint64_t sys_disk_uuid[2];
uint32_t sys_boot_stack; uint32_t sys_boot_stack;
uint8_t sys_is_uefi_booted; uint8_t sys_is_uefi_booted;
struct CVideoInfo sys_framebuffer_list[VBE_MODES_NUM];
} __attribute__((packed)); } __attribute__((packed));
#define BOOT_SRC_RAM 2 #define BOOT_SRC_RAM 2
@ -190,6 +198,18 @@ void _start(void) {
kernel->sys_framebuffer_bpp = fb->bpp; kernel->sys_framebuffer_bpp = fb->bpp;
kernel->sys_framebuffer_addr = (uintptr_t)fb->address - hhdm_request.response->offset; kernel->sys_framebuffer_addr = (uintptr_t)fb->address - hhdm_request.response->offset;
struct limine_video_mode *mode;
for (size_t i = 0, j = 0; i < fb->mode_count && i < VBE_MODES_NUM; i++)
{
mode = fb->modes[i];
if (mode->bpp == 32)
{
kernel->sys_framebuffer_list[j].height = mode->height;
kernel->sys_framebuffer_list[j].width = mode->width;
j++;
}
}
void *entry_point; // to CORE0_32BIT_INIT void *entry_point; // to CORE0_32BIT_INIT
for (uint64_t *p = (uint64_t *)kernel; ; p++) { for (uint64_t *p = (uint64_t *)kernel; ; p++) {
if (*p != 0xaa23c08ed10bd4d7) { if (*p != 0xaa23c08ed10bd4d7) {