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MPC106: use memaccess thoroughly.

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This commit is contained in:
Maxim Poliakovski 2021-02-03 23:39:19 +01:00
parent aa0f43d89f
commit 1adbf90e21
1 changed files with 3 additions and 32 deletions
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35
devices/mpc106.cpp
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@ -178,21 +178,7 @@ uint32_t MPC106::pci_cfg_read(uint32_t reg_offs, uint32_t size) {
LOG_F(9, "read from Grackle register %08X\n", reg_offs); LOG_F(9, "read from Grackle register %08X\n", reg_offs);
#endif #endif
switch (size) { return read_mem(&this->my_pci_cfg_hdr[reg_offs], size);
case 1:
return this->my_pci_cfg_hdr[reg_offs];
break;
case 2:
return READ_WORD_BE_A(&this->my_pci_cfg_hdr[reg_offs]);
break;
case 4:
return READ_DWORD_BE_A(&this->my_pci_cfg_hdr[reg_offs]);
break;
default:
LOG_F(ERROR, "MPC106 read error: invalid size parameter %d \n", size);
}
return 0;
} }
void MPC106::pci_cfg_write(uint32_t reg_offs, uint32_t value, uint32_t size) { void MPC106::pci_cfg_write(uint32_t reg_offs, uint32_t value, uint32_t size) {
@ -201,23 +187,8 @@ void MPC106::pci_cfg_write(uint32_t reg_offs, uint32_t value, uint32_t size) {
#endif #endif
// FIXME: implement write-protection for read-only registers // FIXME: implement write-protection for read-only registers
switch (size) {
case 1: write_mem(&this->my_pci_cfg_hdr[reg_offs], value, size);
this->my_pci_cfg_hdr[reg_offs] = value & 0xFF;
break;
case 2:
this->my_pci_cfg_hdr[reg_offs] = (value >> 8) & 0xFF;
this->my_pci_cfg_hdr[reg_offs + 1] = value & 0xFF;
break;
case 4:
this->my_pci_cfg_hdr[reg_offs] = (value >> 24) & 0xFF;
this->my_pci_cfg_hdr[reg_offs + 1] = (value >> 16) & 0xFF;
this->my_pci_cfg_hdr[reg_offs + 2] = (value >> 8) & 0xFF;
this->my_pci_cfg_hdr[reg_offs + 3] = value & 0xFF;
break;
default:
LOG_F(ERROR, "MPC106 read error: invalid size parameter %d \n", size);
}
if (this->my_pci_cfg_hdr[0xF2] & 8) { if (this->my_pci_cfg_hdr[0xF2] & 8) {
#ifdef MPC106_DEBUG #ifdef MPC106_DEBUG