Message ID | 1402935486-29136-17-git-send-email-julien.grall@linaro.org |
---|---|
State | Accepted, archived |
Headers | show |
On Mon, 2014-06-16 at 17:18 +0100, Julien Grall wrote: > Avoid to use hardcode value when the interrupt type is set. > > Signed-off-by: Julien Grall <julien.grall@linaro.org> > Cc: Ian Jackson <ian.jackson@eu.citrix.com> > Cc: Stefano Stabellini <stefano.stabellini@eu.citrix.com> > Cc: Ian Campbell <ian.campbell@citrix.com> Acked-by: Ian Campbell <ian.campbell@citrix.com> > --- > tools/libxl/libxl_arm.c | 29 +++++++++++++++++++++++++---- > 1 file changed, 25 insertions(+), 4 deletions(-) > > diff --git a/tools/libxl/libxl_arm.c b/tools/libxl/libxl_arm.c > index 21c3399..1edb87a 100644 > --- a/tools/libxl/libxl_arm.c > +++ b/tools/libxl/libxl_arm.c > @@ -6,6 +6,23 @@ > #include <libfdt.h> > #include <assert.h> > > +/** > + * IRQ line type. > + * DT_IRQ_TYPE_NONE - default, unspecified type > + * DT_IRQ_TYPE_EDGE_RISING - rising edge triggered > + * DT_IRQ_TYPE_EDGE_FALLING - falling edge triggered > + * DT_IRQ_TYPE_EDGE_BOTH - rising and falling edge triggered > + * DT_IRQ_TYPE_LEVEL_HIGH - high level triggered > + * DT_IRQ_TYPE_LEVEL_LOW - low level triggered > + */ > +#define DT_IRQ_TYPE_NONE 0x00000000 > +#define DT_IRQ_TYPE_EDGE_RISING 0x00000001 > +#define DT_IRQ_TYPE_EDGE_FALLING 0x00000002 > +#define DT_IRQ_TYPE_EDGE_BOTH \ > + (DT_IRQ_TYPE_EDGE_FALLING | DT_IRQ_TYPE_EDGE_RISING) > +#define DT_IRQ_TYPE_LEVEL_HIGH 0x00000004 > +#define DT_IRQ_TYPE_LEVEL_LOW 0x00000008 > + > int libxl__arch_domain_create(libxl__gc *gc, libxl_domain_config *d_config, > uint32_t domid) > { > @@ -338,9 +355,12 @@ static int make_timer_node(libxl__gc *gc, void *fdt, const struct arch_info *ain > res = fdt_property_compat(gc, fdt, 1, ainfo->timer_compat); > if (res) return res; > > - set_interrupt_ppi(ints[0], GUEST_TIMER_PHYS_S_PPI, 0xf, 0x8); > - set_interrupt_ppi(ints[1], GUEST_TIMER_PHYS_NS_PPI, 0xf, 0x8); > - set_interrupt_ppi(ints[2], GUEST_TIMER_VIRT_PPI, 0xf, 0x8); > + set_interrupt_ppi(ints[0], GUEST_TIMER_PHYS_S_PPI, 0xf, > + DT_IRQ_TYPE_LEVEL_LOW); > + set_interrupt_ppi(ints[1], GUEST_TIMER_PHYS_NS_PPI, 0xf, > + DT_IRQ_TYPE_LEVEL_LOW); > + set_interrupt_ppi(ints[2], GUEST_TIMER_VIRT_PPI, 0xf, > + DT_IRQ_TYPE_LEVEL_LOW); > > res = fdt_property_interrupts(gc, fdt, ints, 3); > if (res) return res; > @@ -378,7 +398,8 @@ static int make_hypervisor_node(libxl__gc *gc, void *fdt, > * - Active-low level-sensitive > * - All cpus > */ > - set_interrupt_ppi(intr, GUEST_EVTCHN_PPI, 0xf, 0x8); > + set_interrupt_ppi(intr, GUEST_EVTCHN_PPI, 0xf, > + DT_IRQ_TYPE_LEVEL_LOW); > > res = fdt_property_interrupts(gc, fdt, &intr, 1); > if (res) return res;
diff --git a/tools/libxl/libxl_arm.c b/tools/libxl/libxl_arm.c index 21c3399..1edb87a 100644 --- a/tools/libxl/libxl_arm.c +++ b/tools/libxl/libxl_arm.c @@ -6,6 +6,23 @@ #include <libfdt.h> #include <assert.h> +/** + * IRQ line type. + * DT_IRQ_TYPE_NONE - default, unspecified type + * DT_IRQ_TYPE_EDGE_RISING - rising edge triggered + * DT_IRQ_TYPE_EDGE_FALLING - falling edge triggered + * DT_IRQ_TYPE_EDGE_BOTH - rising and falling edge triggered + * DT_IRQ_TYPE_LEVEL_HIGH - high level triggered + * DT_IRQ_TYPE_LEVEL_LOW - low level triggered + */ +#define DT_IRQ_TYPE_NONE 0x00000000 +#define DT_IRQ_TYPE_EDGE_RISING 0x00000001 +#define DT_IRQ_TYPE_EDGE_FALLING 0x00000002 +#define DT_IRQ_TYPE_EDGE_BOTH \ + (DT_IRQ_TYPE_EDGE_FALLING | DT_IRQ_TYPE_EDGE_RISING) +#define DT_IRQ_TYPE_LEVEL_HIGH 0x00000004 +#define DT_IRQ_TYPE_LEVEL_LOW 0x00000008 + int libxl__arch_domain_create(libxl__gc *gc, libxl_domain_config *d_config, uint32_t domid) { @@ -338,9 +355,12 @@ static int make_timer_node(libxl__gc *gc, void *fdt, const struct arch_info *ain res = fdt_property_compat(gc, fdt, 1, ainfo->timer_compat); if (res) return res; - set_interrupt_ppi(ints[0], GUEST_TIMER_PHYS_S_PPI, 0xf, 0x8); - set_interrupt_ppi(ints[1], GUEST_TIMER_PHYS_NS_PPI, 0xf, 0x8); - set_interrupt_ppi(ints[2], GUEST_TIMER_VIRT_PPI, 0xf, 0x8); + set_interrupt_ppi(ints[0], GUEST_TIMER_PHYS_S_PPI, 0xf, + DT_IRQ_TYPE_LEVEL_LOW); + set_interrupt_ppi(ints[1], GUEST_TIMER_PHYS_NS_PPI, 0xf, + DT_IRQ_TYPE_LEVEL_LOW); + set_interrupt_ppi(ints[2], GUEST_TIMER_VIRT_PPI, 0xf, + DT_IRQ_TYPE_LEVEL_LOW); res = fdt_property_interrupts(gc, fdt, ints, 3); if (res) return res; @@ -378,7 +398,8 @@ static int make_hypervisor_node(libxl__gc *gc, void *fdt, * - Active-low level-sensitive * - All cpus */ - set_interrupt_ppi(intr, GUEST_EVTCHN_PPI, 0xf, 0x8); + set_interrupt_ppi(intr, GUEST_EVTCHN_PPI, 0xf, + DT_IRQ_TYPE_LEVEL_LOW); res = fdt_property_interrupts(gc, fdt, &intr, 1); if (res) return res;
Avoid to use hardcode value when the interrupt type is set. Signed-off-by: Julien Grall <julien.grall@linaro.org> Cc: Ian Jackson <ian.jackson@eu.citrix.com> Cc: Stefano Stabellini <stefano.stabellini@eu.citrix.com> Cc: Ian Campbell <ian.campbell@citrix.com> --- tools/libxl/libxl_arm.c | 29 +++++++++++++++++++++++++---- 1 file changed, 25 insertions(+), 4 deletions(-)