From 54ce73a1f5c7ddecc7579c136dbac9c2c201b621 Mon Sep 17 00:00:00 2001 From: Carl-Daniel Hailfinger Date: Tue, 3 May 2011 21:49:41 +0000 Subject: Revert MMIO space writes on shutdown as needed Reversible MMIO space writes now use rmmio_write*(). Reversible PCI MMIO space writes now use pci_rmmio_write*(). If a MMIO value needs to be queued for restore without writing it, use rmmio_val*(). MMIO space writes which are one-shot (e.g. communication with some chip) should continue to use the permanent mmio_write* variants. Corresponding to flashrom svn r1292. Signed-off-by: Carl-Daniel Hailfinger David tested it successfully on some NM10/ICH7 platforms which switch between SPI and LPC targets (x86 BIOS ROM vs. EC firmware ROM). Acked-by: David Hendricks --- programmer.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'programmer.h') diff --git a/programmer.h b/programmer.h index 7698ef0..cd5d584 100644 --- a/programmer.h +++ b/programmer.h @@ -316,6 +316,18 @@ uint32_t mmio_le_readl(void *addr); #define pci_mmio_readb mmio_le_readb #define pci_mmio_readw mmio_le_readw #define pci_mmio_readl mmio_le_readl +void rmmio_writeb(uint8_t val, void *addr); +void rmmio_writew(uint16_t val, void *addr); +void rmmio_writel(uint32_t val, void *addr); +void rmmio_le_writeb(uint8_t val, void *addr); +void rmmio_le_writew(uint16_t val, void *addr); +void rmmio_le_writel(uint32_t val, void *addr); +#define pci_rmmio_writeb rmmio_le_writeb +#define pci_rmmio_writew rmmio_le_writew +#define pci_rmmio_writel rmmio_le_writel +void rmmio_valb(void *addr); +void rmmio_valw(void *addr); +void rmmio_vall(void *addr); /* programmer.c */ int noop_shutdown(void); -- cgit v1.1