| 268 | #define RTC_NMI_MASK 0x80 |
| 269 | |
| 270 | STATIC |
| 271 | UINT8 |
| 272 | SimpleRtcRead ( |
| 273 | IN UINT8 Offset |
| 274 | ) |
| 275 | { |
| 276 | UINT8 RtcIndexPort; |
| 277 | UINT8 RtcDataPort; |
| 278 | UINT8 RtcIndexNmi; |
| 279 | |
| 280 | if (Offset < RTC_BANK_SIZE) { |
| 281 | RtcIndexPort = R_PCH_RTC_INDEX; |
| 282 | RtcDataPort = R_PCH_RTC_TARGET; |
| 283 | } else { |
| 284 | RtcIndexPort = R_PCH_RTC_EXT_INDEX; |
| 285 | RtcDataPort = R_PCH_RTC_EXT_TARGET; |
| 286 | } |
| 287 | |
| 288 | RtcIndexNmi = IoRead8 (RtcIndexPort) & RTC_NMI_MASK; |
| 289 | IoWrite8 (RtcIndexPort, (Offset & RTC_DATA_MASK) | RtcIndexNmi); |
| 290 | return IoRead8 (RtcDataPort); |
| 291 | } |
| 292 | |
| 293 | STATIC |
| 294 | VOID |
no test coverage detected