diff options
author | Marcelo Tosatti <mtosatti@redhat.com> | 2012-10-11 05:27:15 -0300 |
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committer | Marcelo Tosatti <mtosatti@redhat.com> | 2012-10-11 05:27:15 -0300 |
commit | 4d9367b76f71c6d938cf8201392abe4bfb1136cb (patch) | |
tree | 93a31afc3151c19e4906aed6748e842d8431fb02 /hw/irq.c | |
parent | 6b414d9fb86527118f3ddb81a1d1a684b3548a9d (diff) | |
parent | 8e65440d5f64435c003d32088757f702b86af9b4 (diff) |
* upstream-merge: (575 commits)
ssi: Add slave autoconnect helper
MAINTAINERS: Added maintainerships for SSI
xilinx_zynq: Added SPI controllers + flashes
xilinx_spips: Xilinx Zynq SPI cntrlr device model
petalogix-ml605: added SPI controller with n25q128
xilinx_spi: Initial impl. of Xilinx SPI controller
m25p80: Initial implementation of SPI flash device
hw: Added generic FIFO API.
stellaris: Removed SSI mux
qdev: allow multiple qdev_init_gpio_in() calls
ssi: Added create_slave_no_init()
ssi: Implemented CS behaviour
ssi: Support for multiple attached devices
qemu-barrier: Fix compilation on i386 hosts
target-sparc: Optimize conditionals using SUBCC
target-sparc: Fall through from not-taken trap
target-sparc: Cleanup "global" temporary allocation
target-sparc: Use movcond for FMOV*R
target-sparc: Use movcond in mulscc
target-sparc: Move taddcctv and tsubcctv out of line
...
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'hw/irq.c')
-rw-r--r-- | hw/irq.c | 27 |
1 files changed, 20 insertions, 7 deletions
@@ -38,24 +38,37 @@ void qemu_set_irq(qemu_irq irq, int level) irq->handler(irq->opaque, irq->n, level); } -qemu_irq *qemu_allocate_irqs(qemu_irq_handler handler, void *opaque, int n) +qemu_irq *qemu_extend_irqs(qemu_irq *old, int n_old, qemu_irq_handler handler, + void *opaque, int n) { qemu_irq *s; struct IRQState *p; int i; - s = (qemu_irq *)g_malloc0(sizeof(qemu_irq) * n); - p = (struct IRQState *)g_malloc0(sizeof(struct IRQState) * n); - for (i = 0; i < n; i++) { - p->handler = handler; - p->opaque = opaque; - p->n = i; + if (!old) { + n_old = 0; + } + s = old ? g_renew(qemu_irq, old, n + n_old) : g_new(qemu_irq, n); + p = old ? g_renew(struct IRQState, s[0], n + n_old) : + g_new(struct IRQState, n); + for (i = 0; i < n + n_old; i++) { + if (i >= n_old) { + p->handler = handler; + p->opaque = opaque; + p->n = i; + } s[i] = p; p++; } return s; } +qemu_irq *qemu_allocate_irqs(qemu_irq_handler handler, void *opaque, int n) +{ + return qemu_extend_irqs(NULL, 0, handler, opaque, n); +} + + void qemu_free_irqs(qemu_irq *s) { g_free(s[0]); |