Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-06-07 13:23:50 +03:00
Code Issues Actions 4 Packages Projects Releases Wiki Activity

queen: coverity 176488

Browse Source
This commit is contained in:
Robbbert 2022-04-10 10:43:11 +10:00
parent 120388363e
commit 07b5dc9d47
1 changed files with 8 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
src/mame/drivers/queen.cpp
View File

@ -48,8 +48,8 @@ public:
private: private:
std::unique_ptr<uint32_t[]> m_bios_ram; std::unique_ptr<uint32_t[]> m_bios_ram;
std::unique_ptr<uint32_t[]> m_bios_ext_ram; std::unique_ptr<uint32_t[]> m_bios_ext_ram;
uint8_t m_mtxc_config_reg[256]; uint8_t m_mtxc_config_reg[256]{};
uint8_t m_piix4_config_reg[4][256]; uint8_t m_piix4_config_reg[4][256]{};
void bios_ext_ram_w(offs_t offset, uint32_t data, uint32_t mem_mask = ~0); void bios_ext_ram_w(offs_t offset, uint32_t data, uint32_t mem_mask = ~0);
@ -165,19 +165,18 @@ void queen_state::intel82439tx_pci_w(int function, int reg, uint32_t data, uint3
uint8_t queen_state::piix4_config_r(int function, int reg) uint8_t queen_state::piix4_config_r(int function, int reg)
{ {
if ((function >= 4) && (function <= 7))
{
return 0; // BIOS performs a brute-force scan for devices
}
// osd_printf_debug("PIIX4: read %d, %02X\n", function, reg); // osd_printf_debug("PIIX4: read %d, %02X\n", function, reg);
return m_piix4_config_reg[function][reg]; if ((function < 4) && (reg < 256))
return m_piix4_config_reg[function][reg];
else
return 0; // BIOS performs a brute-force scan for devices
} }
void queen_state::piix4_config_w(int function, int reg, uint8_t data) void queen_state::piix4_config_w(int function, int reg, uint8_t data)
{ {
// osd_printf_debug("%s:PIIX4: write %d, %02X, %02X\n", machine().describe_context(), function, reg, data); // osd_printf_debug("%s:PIIX4: write %d, %02X, %02X\n", machine().describe_context(), function, reg, data);
m_piix4_config_reg[function][reg] = data; if ((function < 4) && (reg < 256))
m_piix4_config_reg[function][reg] = data;
} }
uint32_t queen_state::intel82371ab_pci_r(int function, int reg, uint32_t mem_mask) uint32_t queen_state::intel82371ab_pci_r(int function, int reg, uint32_t mem_mask)