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sched: implement user-configurable fs and gs segment base addresses

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max 🍓
2026-03-18 21:07:05 +00:00
parent 63703a3d34
commit 24f9ef85bf
14 changed files with 274 additions and 9 deletions
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4
libmango/include/mango/syscall.h
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@@ -13,7 +13,11 @@
#define SYS_TASK_CREATE 0x09u
#define SYS_TASK_CREATE_THREAD 0x0Au
#define SYS_TASK_GET_ADDRESS_SPACE 0x0Bu
#define SYS_TASK_CONFIG_GET 0x2Au
#define SYS_TASK_CONFIG_SET 0x2Bu
#define SYS_THREAD_START 0x0Cu
#define SYS_THREAD_CONFIG_GET 0x2Cu
#define SYS_THREAD_CONFIG_SET 0x2Du
#define SYS_VM_OBJECT_CREATE 0x0Du
#define SYS_VM_OBJECT_READ 0x0Eu
#define SYS_VM_OBJECT_WRITE 0x0Fu

25
libmango/include/mango/types.h
View File

@@ -16,8 +16,17 @@
#define MAP_ADDRESS_INVALID ((virt_addr_t)0)
#define KERN_HANDLE_INVALID ((kern_handle_t)0xFFFFFFFF)
#define KERN_CFG_INVALID 0x00u
#define KERN_CFG_PAGE_SIZE 0x01u
/* config keys for use with kern_config_get/kern_config_set */
#define KERN_CFG_INVALID 0x00000u
#define KERN_CFG_PAGE_SIZE 0x00001u
/* config keys for use with task_config_get/task_config_set */
#define TASK_CFG_INVALID 0x00000u
/* config keys for use with thread_config_get/thread_config_set */
#define THREAD_CFG_INVALID 0x00000u
#define THREAD_CFG_FSBASE 0x20001u
#define THREAD_CFG_GSBASE 0x20002u
/* maximum number of handles that can be sent in a single message */
#define KERN_MSG_MAX_HANDLES 64
@@ -53,16 +62,20 @@
#define IOVEC(p, len) \
{ \
.io_base = (virt_addr_t)(p), .io_len = (len), \
.io_base = (virt_addr_t)(p), \
.io_len = (len), \
}
#define MSG_HANDLE(mode, value) \
{ \
.hnd_mode = (mode), .hnd_value = (value), \
.hnd_mode = (mode), \
.hnd_value = (value), \
}
#define MSG(data, data_count, handles, handles_len) \
{ \
.msg_data = (data), .msg_data_count = (data_count), \
.msg_handles = (handles), .msg_handles_count = (handles_len), \
.msg_data = (data), \
.msg_data_count = (data_count), \
.msg_handles = (handles), \
.msg_handles_count = (handles_len), \
}
typedef uintptr_t phys_addr_t;