steven/riscv-os
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Enable and configure APLIC & IMSIC

Browse Source
This commit is contained in:
Steven Le Rouzic
2024-06-04 18:56:27 +02:00
parent 45f420a338
commit f95c522b0a
7 changed files with 213 additions and 28 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
kernel/vm.c
View File

@ -100,8 +100,10 @@ void kvm_init()
kvm_map(&_stack_start, &_stack_start, &_stack_end - &_stack_start, VM_RW);
kvm_map((void*)0x1000'0000, (void*)0x1000'0000, PAGE_SIZE, VM_RW); // UART
kvm_map((void*)0x0c00'0000, (void*)0x0c00'0000, 0x8000, VM_RW); // APLIC-M
kvm_map((void*)0x0d00'0000, (void*)0x0d00'0000, 0x8000, VM_RW); // APLIC-S
kvm_map((void*)0x0c00'0000, (void*)0x0c00'0000, 0x8000, VM_RW); // APLIC M
kvm_map((void*)0x0d00'0000, (void*)0x0d00'0000, 0x8000, VM_RW); // APLIC S
kvm_map((void*)0x2400'0000, (void*)0x2400'0000, 0x1000, VM_RW); // IMSIC M
kvm_map((void*)0x2800'0000, (void*)0x2800'0000, 0x1000, VM_RW); // IMSIC S
w_satp(SATP_MODE_SV32 | ((uint32_t)kroot >> 12));
sfence_vma();