diff options
| author | Amlal <amlal@zka.com> | 2024-07-12 01:03:21 +0200 |
|---|---|---|
| committer | Amlal <amlal@zka.com> | 2024-07-12 01:03:21 +0200 |
| commit | a268a7d3551523fb82b1495808f3ea2516b6fdaa (patch) | |
| tree | 0a7fab583aafca52bccf5bac143517f559b3a247 /DDK | |
| parent | 0a076b2bcc21d4fc94b83569e1b5198f9e4acd0b (diff) | |
[IMP && FIX] Various patches and implementations.
Most importantly:
- JSON parser.
Signed-off-by: Amlal <amlal@zka.com>
Diffstat (limited to 'DDK')
| -rw-r--r-- | DDK/DispatchKernelCall.S (renamed from DDK/KernelDispatchCall.S) | 8 | ||||
| -rw-r--r-- | DDK/KernelCall.c | 23 | ||||
| -rw-r--r-- | DDK/compile_flags.txt | 2 |
3 files changed, 18 insertions, 15 deletions
diff --git a/DDK/KernelDispatchCall.S b/DDK/DispatchKernelCall.S index acdf3f13..b6ce8004 100644 --- a/DDK/KernelDispatchCall.S +++ b/DDK/DispatchKernelCall.S @@ -3,7 +3,7 @@ compiler: gnu */ -.globl __kernelDispatchCall +.globl __kernelCallDispatch .text @@ -13,14 +13,14 @@ #ifdef __DDK_AMD64__ /* args rcx, rdx, r8, r9 */ -__kernelDispatchCall: +__kernelCallDispatch: int $0x33 ret #elif defined(__DDK_POWER64__) /* args r8, r9, r10, r11 */ -__kernelDispatchCall: +__kernelCallDispatch: /* There is no specific interrupt request id for a system call in POWER. */ sc blr @@ -28,7 +28,7 @@ __kernelDispatchCall: #elif defined(__DDK_ARM64__) /* args x0, x8, x9, x10, x11 is kept to tell that this is a kernel call */ -__kernelDispatchCall: +__kernelCallDispatch: /* There is no specific interrupt request id for a system call in ARM64 as well. */ mov x11, #0x33 svc #0 diff --git a/DDK/KernelCall.c b/DDK/KernelCall.c index 911027f5..18d544ef 100644 --- a/DDK/KernelCall.c +++ b/DDK/KernelCall.c @@ -10,26 +10,27 @@ #include <stdarg.h> /// @brief this is an internal call, do not use it. -DK_EXTERN __attribute__((naked)) void* __kernelDispatchCall(const char* name, int32_t cnt, void* data, size_t sz); - -/// @brief Call kernel (interrupt 0x33) -/// @param kernelRpcName -/// @param cnt number of elements in **dat** -/// @param dat data ptr -/// @param sz sz of whole data ptr. -/// @return result of call +DK_EXTERN __attribute__((naked)) void* __kernelCallDispatch(const char* name, int32_t cnt, void* data, size_t sz); + +/// @brief Interupt kernel +/// @param kernelRpcName RPC name +/// @param cnt number of elements in **data** pointer. +/// @param data data pointer. +/// @param sz The size of the whole data pointer. +/// @retval void* kernel call was successful. +/// @retval nil kernel call failed, call kernelLastError(void) DK_EXTERN void* kernelCall(const char* kernelRpcName, int32_t cnt, void* data, size_t sz) { if (!kernelRpcName || cnt == 0) return nil; - return __kernelDispatchCall(kernelRpcName, cnt, data, sz); + return __kernelCallDispatch(kernelRpcName, cnt, data, sz); } -/// @brief add system call. +/// @brief Add system call. /// @param slot system call slot /// @param slotFn, syscall slot. DK_EXTERN void kernelAddSyscall(const int slot, void (*slotFn)(void* a0)) { kernelCall("AddSyscall", slot, slotFn, 0); -}
\ No newline at end of file +} diff --git a/DDK/compile_flags.txt b/DDK/compile_flags.txt new file mode 100644 index 00000000..48dfa8fe --- /dev/null +++ b/DDK/compile_flags.txt @@ -0,0 +1,2 @@ +-std=c17 +-I../ |
