Module Name: src
Committed By: jmcneill
Date: Sat Apr 22 19:20:51 UTC 2017
Modified Files:
src/sys/arch/arm/nvidia: tegra_lic.c
Log Message:
Explicitly initialize interrupt controllers and since we pass through to
GIC, don't include "LIC" in interrupt string.
To generate a diff of this commit:
cvs rdiff -u -r1.3 -r1.4 src/sys/arch/arm/nvidia/tegra_lic.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/arm/nvidia/tegra_lic.c
diff -u src/sys/arch/arm/nvidia/tegra_lic.c:1.3 src/sys/arch/arm/nvidia/tegra_lic.c:1.4
--- src/sys/arch/arm/nvidia/tegra_lic.c:1.3 Tue Jan 5 21:53:48 2016
+++ src/sys/arch/arm/nvidia/tegra_lic.c Sat Apr 22 19:20:51 2017
@@ -1,4 +1,4 @@
-/* $NetBSD: tegra_lic.c,v 1.3 2016/01/05 21:53:48 marty Exp $ */
+/* $NetBSD: tegra_lic.c,v 1.4 2017/04/22 19:20:51 jmcneill Exp $ */
/*-
* Copyright (c) 2015 Jared D. McNeill <[email protected]>
@@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: tegra_lic.c,v 1.3 2016/01/05 21:53:48 marty Exp $");
+__KERNEL_RCSID(0, "$NetBSD: tegra_lic.c,v 1.4 2017/04/22 19:20:51 jmcneill Exp $");
#include <sys/param.h>
#include <sys/bus.h>
@@ -44,6 +44,9 @@ __KERNEL_RCSID(0, "$NetBSD: tegra_lic.c,
#include <dev/fdt/fdtvar.h>
+#define LIC_CPU_IER_CLR_REG 0x28
+#define LIC_CPU_IEP_CLASS_REG 0x2c
+
static int tegra_lic_match(device_t, cfdata_t, void *);
static void tegra_lic_attach(device_t, device_t, void *);
@@ -80,7 +83,11 @@ tegra_lic_attach(device_t parent, device
{
struct tegra_lic_softc * const sc = device_private(self);
struct fdt_attach_args * const faa = aux;
- int error;
+ bus_space_tag_t bst;
+ bus_space_handle_t bsh;
+ bus_addr_t addr;
+ bus_size_t size;
+ int error, index;
sc->sc_dev = self;
sc->sc_phandle = faa->faa_phandle;
@@ -94,6 +101,27 @@ tegra_lic_attach(device_t parent, device
aprint_naive("\n");
aprint_normal(": LIC\n");
+
+ bst = faa->faa_bst;
+ for (index = 0; ; index++) {
+ error = fdtbus_get_reg(faa->faa_phandle, index, &addr, &size);
+ if (error != 0)
+ break;
+ error = bus_space_map(bst, addr, size, 0, &bsh);
+ if (error) {
+ aprint_error_dev(self, "can't map IC#%d: %d\n",
+ index, error);
+ continue;
+ }
+
+ /* Clear interrupt enable for CPU */
+ bus_space_write_4(bst, bsh, LIC_CPU_IER_CLR_REG, 0xffffffff);
+
+ /* Route to IRQ */
+ bus_space_write_4(bst, bsh, LIC_CPU_IEP_CLASS_REG, 0);
+
+ bus_space_unmap(bst, bsh, size);
+ }
}
static void *
@@ -133,7 +161,7 @@ tegra_lic_intrstr(device_t dev, u_int *s
const u_int intr = be32toh(specifier[1]);
const u_int irq = type == 0 ? IRQ_SPI(intr) : IRQ_PPI(intr);
- snprintf(buf, buflen, "LIC irq %d", irq);
+ snprintf(buf, buflen, "irq %d", irq);
return true;
}
