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Support mmap with customized attr.

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This commit is contained in:
TXuian
2024-10-31 21:00:09 +08:00
parent 78cba2564e
commit ce727442de
10 changed files with 163 additions and 9 deletions
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1
Ubiquitous/XiZi_AIoT/softkernel/include/memspace.h
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@@ -52,6 +52,7 @@ struct MemSpace {
/* mem usage info */
struct MemUsage kernspace_mem_usage;
struct MemUsage userspace_mem_usage;
struct MemUsage customized_mapping_mem_map;
/* task memory resources */
struct TopLevelPageDirectory pgdir; // [phy] vm pgtbl base address

12
Ubiquitous/XiZi_AIoT/softkernel/include/syscall.h
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@@ -78,6 +78,17 @@ typedef enum {
SYS_TASK_YIELD_BLOCK_IPC = 0x2,
} task_yield_reason;
typedef enum {
SYS_MMAP_NORMAL = 0x0,
SYS_MMAP_CUSTOMIZE,
} sys_mmap_type;
typedef struct {
sys_mmap_type type;
uintptr_t attr;
bool is_dev;
} sys_mmap_info;
typedef union {
struct {
uintptr_t memblock_start;
@@ -112,6 +123,7 @@ int sys_wait_session(struct Session* userland_session);
int sys_exec(char* img_start, char* name, char** argv);
int sys_state(sys_state_option option, sys_state_info* info);
int sys_mmap(uintptr_t* vaddr, uintptr_t* paddr, int len, int is_dev);
int sys_mmap_v2(uintptr_t* vaddr, uintptr_t* paddr, int len, sys_mmap_info* info);
int sys_register_irq(int irq_num, int irq_opcode);
int sys_unbind_irq_all(struct Thread* task);