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[Qemu-devel] [PATCH 30/43] windbg: implemented windbg_set_sr
From: |
Mihail Abakumov |
Subject: |
[Qemu-devel] [PATCH 30/43] windbg: implemented windbg_set_sr |
Date: |
Tue, 26 Sep 2017 14:06:54 +0300 |
User-agent: |
StGit/0.17.1-dirty |
Signed-off-by: Mihail Abakumov <address@hidden>
Signed-off-by: Pavel Dovgalyuk <address@hidden>
Signed-off-by: Dmitriy Koltunov <address@hidden>
---
windbgstub-utils.c | 17 ++++++++++++++++-
1 file changed, 16 insertions(+), 1 deletion(-)
diff --git a/windbgstub-utils.c b/windbgstub-utils.c
index f788df2736..238db03714 100755
--- a/windbgstub-utils.c
+++ b/windbgstub-utils.c
@@ -281,7 +281,22 @@ static void windbg_set_dr(CPUState *cpu, int index,
target_ulong value)
{}
static void windbg_set_sr(CPUState *cpu, int sr, uint16_t selector)
-{}
+{
+ CPUArchState *env = cpu->env_ptr;
+
+ if (selector != env->segs[sr].selector &&
+ (!(env->cr[0] & CR0_PE_MASK) || (env->eflags & VM_MASK))) {
+ unsigned int limit, flags;
+ target_ulong base;
+
+ int dpl = (env->eflags & VM_MASK) ? 3 : 0;
+ base = selector << 4;
+ limit = 0xffff;
+ flags = DESC_P_MASK | DESC_S_MASK | DESC_W_MASK |
+ DESC_A_MASK | (dpl << DESC_DPL_SHIFT);
+ cpu_x86_load_seg_cache(env, sr, selector, base, limit, flags);
+ }
+}
static int windbg_read_context(CPUState *cpu, uint8_t *buf, int len,
int offset)
- [Qemu-devel] [PATCH 20/43] windbg: implemented windbg_process_data_packet, (continued)
- [Qemu-devel] [PATCH 20/43] windbg: implemented windbg_process_data_packet, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 21/43] windbg: implemented windbg_process_manipulate_packet, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 22/43] windbg: implemented kd_api_read_virtual_memory and kd_api_read_virtual_memory, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 23/43] windbg: kernel's structures, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 24/43] windbg: implemented kd_api_get_context and kd_api_set_context, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 25/43] windbg: implemented kd_api_read_control_space and kd_api_write_control_space, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 26/43] windbg: implemented windbg_read_context, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 28/43] windbg: implemented windbg_read_ks_regs, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 27/43] windbg: implemented windbg_write_context, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 29/43] windbg: implemented windbg_write_ks_regs, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 30/43] windbg: implemented windbg_set_sr,
Mihail Abakumov <=
- [Qemu-devel] [PATCH 31/43] windbg: implemented windbg_set_dr, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 32/43] windbg: implemented windbg_set_dr7, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 33/43] windbg: implemented windbg_hw_breakpoint_insert and windbg_hw_breakpoint_remove, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 34/43] windbg: implemented kd_api_write_breakpoint and kd_api_restore_breakpoint, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 35/43] windbg: debug exception subscribing, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 36/43] windbg: implemented kd_api_continue, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 37/43] windbg: implemented kd_api_read_io_space and kd_api_write_io_space, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 38/43] windbg: implemented kd_api_read_physical_memory and kd_api_write_physical_memory, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 39/43] windbg: implemented kd_api_get_version, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 40/43] windbg: implemented kd_api_read_msr and kd_api_write_msr, Mihail Abakumov, 2017/09/26