Fix to remote debugger while in PAL

arch/alpha/vtophys.cc:
base/remote_gdb.cc:
    Fix to remote debugger while in PAL code
dev/pcidev.cc:
    Remove extra debug printf

--HG--
extra : convert_revision : e64988846ad05cd3ddf47034d72d99dae3501591

3 files changed, 6 insertions, 9 deletions

diff --git a/arch/alpha/vtophys.cc b/arch/alpha/vtophys.cc
index 5e14b06d3..784c4af7e 100644
--- a/arch/alpha/vtophys.cc
+++ b/arch/alpha/vtophys.cc
@@ -96,7 +96,7 @@ vtophys(ExecContext *xc, Addr vaddr)
 {
     Addr ptbr = xc->regs.ipr[AlphaISA::IPR_PALtemp20];
     Addr paddr = 0;
-    if (PC_PAL(vaddr)) {
+    if (PC_PAL(vaddr) || vaddr < 0x10000) {
         paddr = vaddr & ~ULL(1);
     } else if (!ptbr) {
         paddr = vaddr;
diff --git a/base/remote_gdb.cc b/base/remote_gdb.cc
index e20800d12..7b73d60e9 100644
--- a/base/remote_gdb.cc
+++ b/base/remote_gdb.cc
@@ -332,23 +332,21 @@ RemoteGDB::acc(Addr va, size_t len)
     last_va = alpha_round_page(va + len);
 
     do  {
-        if (va < ALPHA_K0SEG_BASE) {
-            DPRINTF(GDBAcc, "acc:   Mapping is invalid %#x < K0SEG\n", va);
-            return false;
-        }
-
-        if (va < ALPHA_K1SEG_BASE) {
+        if (va >= ALPHA_K0SEG_BASE && va < ALPHA_K1SEG_BASE) {
             if (va < (ALPHA_K0SEG_BASE + pmem->size())) {
                 DPRINTF(GDBAcc, "acc:   Mapping is valid  K0SEG <= "
                         "%#x < K0SEG + size\n", va);
                 return true;
             } else {
-                DPRINTF(GDBAcc, "acc:   Mapping is invalid %#x < K0SEG\n",
+                DPRINTF(GDBAcc, "acc:   Mapping invalid %#x > K0SEG + size\n",
                         va);
                 return false;
             }
         }
 
+        if (PC_PAL(va) || va < 0x10000)
+            return true;
+
         Addr ptbr = context->regs.ipr[AlphaISA::IPR_PALtemp20];
         pte = kernel_pte_lookup(pmem, ptbr, va);
         if (!pte || !entry_valid(pmem->phys_read_qword(pte))) {
diff --git a/dev/pcidev.cc b/dev/pcidev.cc
index c0358cd5a..556634115 100644
--- a/dev/pcidev.cc
+++ b/dev/pcidev.cc
@@ -91,7 +91,6 @@ PciDev::ReadConfig(int offset, int size, uint8_t *data)
 
       case sizeof(uint8_t):
         memcpy((uint8_t*)data, config.data + offset, sizeof(uint8_t));
-        printf("data: %#x\n", *(uint8_t*)(config.data + offset));
         DPRINTF(PCIDEV,
                 "read device: %#x function: %#x register: %#x data: %#x\n",
                 Device, Function, offset, *(uint8_t*)(config.data + offset));