From db831511d2091907eef52519ebcc47f54cfd6d33 Mon Sep 17 00:00:00 2001 From: Gabor Juhos Date: Tue, 18 Dec 2012 17:53:53 +0000 Subject: goldfish: R.I.P. It is broken and it is not maintained by anyone since long time. Signed-off-by: Gabor Juhos SVN-Revision: 34766 --- ...--ARM-goldfish-qemutrace-Add-mmap-support.patch | 84 ---------------------- 1 file changed, 84 deletions(-) delete mode 100644 target/linux/goldfish/patches-2.6.30/0133--ARM-goldfish-qemutrace-Add-mmap-support.patch (limited to 'target/linux/goldfish/patches-2.6.30/0133--ARM-goldfish-qemutrace-Add-mmap-support.patch') diff --git a/target/linux/goldfish/patches-2.6.30/0133--ARM-goldfish-qemutrace-Add-mmap-support.patch b/target/linux/goldfish/patches-2.6.30/0133--ARM-goldfish-qemutrace-Add-mmap-support.patch deleted file mode 100644 index 44554a6176..0000000000 --- a/target/linux/goldfish/patches-2.6.30/0133--ARM-goldfish-qemutrace-Add-mmap-support.patch +++ /dev/null @@ -1,84 +0,0 @@ -From 2309613958ee518f94f1a7ba900e08e604e06048 Mon Sep 17 00:00:00 2001 -From: Jack Veenstra -Date: Fri, 1 May 2009 18:50:10 -0700 -Subject: [PATCH 133/134] [ARM] goldfish: qemutrace: Add mmap support. - -This makes a page of data available for writing from user-space to allow -the Dalvik interpreter to send method trace information to the emulator. - -Signed-off-by: Jack Veenstra ---- - drivers/misc/qemutrace/qemu_trace.c | 35 ++++++++++++++++++++++++++++++++++- - 1 files changed, 34 insertions(+), 1 deletions(-) - ---- a/drivers/misc/qemutrace/qemu_trace.c -+++ b/drivers/misc/qemutrace/qemu_trace.c -@@ -53,6 +53,7 @@ - - static unsigned char __iomem *qt_base; - static int init_called; -+static uint32_t qemu_trace_paddr; - - /* PIDs that start before our device registered */ - #define MAX_INIT_PIDS 2048 -@@ -330,8 +331,30 @@ static void qemu_trace_dump_init_threads - } - } - -+static int qemu_trace_mmap_fop(struct file *file, struct vm_area_struct *vma) -+{ -+ int ret = io_remap_pfn_range(vma, vma->vm_start, -+ (qemu_trace_paddr >> PAGE_SHIFT) + 1, -+ PAGE_SIZE, vma->vm_page_prot); -+ if (ret < 0) -+ return ret; -+ return 0; -+} -+ -+static const struct file_operations qemu_trace_fops = { -+ .owner = THIS_MODULE, -+ .mmap = qemu_trace_mmap_fop, -+}; -+ -+static struct miscdevice qemu_trace_device = { -+ .minor = MISC_DYNAMIC_MINOR, -+ .name = "qemu_trace", -+ .fops = &qemu_trace_fops, -+}; -+ - static int qemu_trace_probe(struct platform_device *pdev) - { -+ int err; - struct resource *r; - - /* not thread safe, but this should not happen */ -@@ -340,18 +363,28 @@ static int qemu_trace_probe(struct platf - return -ENODEV; - } - r = platform_get_resource(pdev, IORESOURCE_MEM, 0); -- if (r == NULL) -+ if (r == NULL || r->end - r->start < 2 * PAGE_SIZE - 1) - return -EINVAL; -+ qemu_trace_paddr = r->start; - qt_base = ioremap(r->start, PAGE_SIZE); - printk(KERN_INFO "QEMU TRACE Device: The mapped IO base is %p\n", qt_base); - - qemu_trace_dump_init_threads(); -+ err = misc_register(&qemu_trace_device); -+ if (err) -+ goto err_misc_register; - - return 0; -+ -+err_misc_register: -+ iounmap(qt_base); -+ qt_base = NULL; -+ return err; - } - - static int qemu_trace_remove(struct platform_device *pdev) - { -+ misc_deregister(&qemu_trace_device); - iounmap(qt_base); - qt_base = NULL; - return 0; -- cgit v1.2.3