From f42fdabe651ab327a5c76d672781d60bd9124e94 Mon Sep 17 00:00:00 2001 From: Patrick Georgi Date: Fri, 18 Nov 2011 14:44:16 +0100 Subject: libpayload: remove uhci_reg_maskX Not that good an idea to start with. Coccinelle patch: @@ @@ -void ( -uhci_reg_mask8 | -uhci_reg_mask16 | -uhci_reg_mask32 ) - (...) { ... } @@ @@ -void ( -uhci_reg_mask8 | -uhci_reg_mask16 | -uhci_reg_mask32 ) - (...); @@ expression ctrl, reg, ormask; @@ -uhci_reg_mask32 (ctrl, reg, ~0, ormask) +uhci_reg_write32 (ctrl, reg, uhci_reg_read32 (ctrl, reg) | ormask) @@ expression ctrl, reg, ormask; @@ -uhci_reg_mask16 (ctrl, reg, ~0, ormask) +uhci_reg_write16 (ctrl, reg, uhci_reg_read16 (ctrl, reg) | ormask) @@ expression ctrl, reg, ormask; @@ -uhci_reg_mask8 (ctrl, reg, ~0, ormask) +uhci_reg_write8 (ctrl, reg, uhci_reg_read8 (ctrl, reg) | ormask) @@ expression ctrl, reg, andmask; @@ -uhci_reg_mask32 (ctrl, reg, andmask, 0) +uhci_reg_write32 (ctrl, reg, uhci_reg_read32 (ctrl, reg) & andmask) @@ expression ctrl, reg, andmask; @@ -uhci_reg_mask16 (ctrl, reg, andmask, 0) +uhci_reg_write16 (ctrl, reg, uhci_reg_read16 (ctrl, reg) & andmask) @@ expression ctrl, reg, andmask; @@ -uhci_reg_mask16 (ctrl, reg, andmask, 0) +uhci_reg_write16 (ctrl, reg, uhci_reg_read16 (ctrl, reg) & andmask) Change-Id: Id0eb8327293831e54249d43fd06d50963c793699 Signed-off-by: Patrick Georgi Reviewed-on: http://review.coreboot.org/477 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer --- payloads/libpayload/drivers/usb/uhci_rh.c | 18 ++++++++++++------ 1 file changed, 12 insertions(+), 6 deletions(-) (limited to 'payloads/libpayload/drivers/usb/uhci_rh.c') diff --git a/payloads/libpayload/drivers/usb/uhci_rh.c b/payloads/libpayload/drivers/usb/uhci_rh.c index 53b32f6a14..5074099255 100644 --- a/payloads/libpayload/drivers/usb/uhci_rh.c +++ b/payloads/libpayload/drivers/usb/uhci_rh.c @@ -53,14 +53,18 @@ uhci_rh_enable_port (usbdev_t *dev, int port) return; } - uhci_reg_mask16 (controller, port, ~(1 << 12), 0); /* wakeup */ + uhci_reg_write16(controller, port, + uhci_reg_read16(controller, port) & ~(1 << 12)); /* wakeup */ - uhci_reg_mask16 (controller, port, ~0, 1 << 9); /* reset */ + uhci_reg_write16(controller, port, + uhci_reg_read16(controller, port) | 1 << 9); /* reset */ mdelay (30); // >10ms - uhci_reg_mask16 (controller, port, ~(1 << 9), 0); + uhci_reg_write16(controller, port, + uhci_reg_read16(controller, port) & ~(1 << 9)); mdelay (1); // >5.3us per spec, <3ms because some devices make trouble - uhci_reg_mask16 (controller, port, ~0, 1 << 2); /* enable */ + uhci_reg_write16(controller, port, + uhci_reg_read16(controller, port) | 1 << 2); /* enable */ do { value = uhci_reg_read16 (controller, port); mdelay (1); @@ -75,7 +79,8 @@ uhci_rh_disable_port (usbdev_t *dev, int port) port = PORTSC2; if (port == 1) port = PORTSC1; - uhci_reg_mask16 (controller, port, ~4, 0); + uhci_reg_write16(controller, port, + uhci_reg_read16(controller, port) & ~4); int value; do { value = uhci_reg_read16 (controller, port); @@ -102,7 +107,8 @@ uhci_rh_scanport (usbdev_t *dev, int port) usb_detach_device(dev->controller, devno); RH_INST (dev)->port[offset] = -1; } - uhci_reg_mask16 (dev->controller, portsc, ~0, (1 << 3) | (1 << 2)); // clear port state change, enable port + uhci_reg_write16(dev->controller, portsc, + uhci_reg_read16(dev->controller, portsc) | (1 << 3) | (1 << 2)); // clear port state change, enable port mdelay(100); // wait for signal to stabilize -- cgit v1.2.3