121 lines
3.7 KiB
Diff
121 lines
3.7 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Vladimir Serbinenko <phcoder@gmail.com>
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Date: Mon, 8 May 2017 22:14:28 +0200
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Subject: [PATCH] arm_coreboot: Support EHCI.
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---
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grub-core/Makefile.core.def | 2 ++
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grub-core/bus/usb/ehci-fdt.c | 45 ++++++++++++++++++++++++++++++++++++++++++++
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grub-core/bus/usb/usbtrans.c | 2 +-
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include/grub/usb.h | 4 ++++
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gentpl.py | 2 +-
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5 files changed, 53 insertions(+), 2 deletions(-)
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create mode 100644 grub-core/bus/usb/ehci-fdt.c
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diff --git a/grub-core/Makefile.core.def b/grub-core/Makefile.core.def
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index 4745eb4d93e..5ce506597a6 100644
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--- a/grub-core/Makefile.core.def
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+++ b/grub-core/Makefile.core.def
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@@ -593,8 +593,10 @@ module = {
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module = {
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name = ehci;
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common = bus/usb/ehci.c;
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+ arm_coreboot = bus/usb/ehci-fdt.c;
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pci = bus/usb/ehci-pci.c;
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enable = pci;
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+ enable = arm_coreboot;
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};
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module = {
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diff --git a/grub-core/bus/usb/ehci-fdt.c b/grub-core/bus/usb/ehci-fdt.c
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new file mode 100644
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index 00000000000..29b50bdd5c3
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--- /dev/null
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+++ b/grub-core/bus/usb/ehci-fdt.c
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@@ -0,0 +1,45 @@
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+/* ehci.c - EHCI Support. */
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+/*
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+ * GRUB -- GRand Unified Bootloader
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+ * Copyright (C) 2011 Free Software Foundation, Inc.
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+ *
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+ * GRUB is free software: you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License as published by
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+ * the Free Software Foundation, either version 3 of the License, or
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+ * (at your option) any later version.
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+ *
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+ * GRUB is distributed in the hope that it will be useful,
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+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ * GNU General Public License for more details.
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+ *
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+ * You should have received a copy of the GNU General Public License
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+ * along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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+ */
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+
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+#include <grub/misc.h>
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+#include <grub/mm.h>
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+#include <grub/time.h>
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+#include <grub/usb.h>
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+#include <grub/fdtbus.h>
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+
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+static grub_err_t
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+ehci_attach(const struct grub_fdtbus_dev *dev)
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+{
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+ grub_dprintf ("ehci", "Found generic-ehci\n");
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+
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+ grub_ehci_init_device (grub_fdtbus_map_reg (dev, 0, 0));
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+ return 0;
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+}
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+
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+struct grub_fdtbus_driver ehci =
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+{
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+ .compatible = "generic-ehci",
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+ .attach = ehci_attach
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+};
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+
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+void
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+grub_ehci_pci_scan (void)
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+{
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+ grub_fdtbus_register (&ehci);
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+}
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diff --git a/grub-core/bus/usb/usbtrans.c b/grub-core/bus/usb/usbtrans.c
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index 9266e49311c..85f081fffb3 100644
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--- a/grub-core/bus/usb/usbtrans.c
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+++ b/grub-core/bus/usb/usbtrans.c
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@@ -18,7 +18,7 @@
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*/
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#include <grub/dl.h>
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-#include <grub/pci.h>
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+#include <grub/dma.h>
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#include <grub/mm.h>
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#include <grub/misc.h>
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#include <grub/usb.h>
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diff --git a/include/grub/usb.h b/include/grub/usb.h
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index 11d96481ff6..512ae1dd0e6 100644
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--- a/include/grub/usb.h
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+++ b/include/grub/usb.h
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@@ -321,5 +321,9 @@ grub_usb_err_t
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grub_usb_check_transfer (grub_usb_transfer_t trans, grub_size_t *actual);
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void
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grub_usb_cancel_transfer (grub_usb_transfer_t trans);
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+void
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+grub_ehci_init_device (volatile void *regs);
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+void
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+grub_ehci_pci_scan (void);
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#endif /* GRUB_USB_H */
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diff --git a/gentpl.py b/gentpl.py
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index ed268178b4d..da67965a41a 100644
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--- a/gentpl.py
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+++ b/gentpl.py
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@@ -63,7 +63,7 @@ GROUPS["cmos"] = GROUPS["x86"][:] + ["mips_loongson", "mips_qemu_mips",
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"sparc64_ieee1275", "powerpc_ieee1275"]
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GROUPS["cmos"].remove("i386_efi"); GROUPS["cmos"].remove("x86_64_efi");
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GROUPS["pci"] = GROUPS["x86"] + ["mips_loongson"]
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-GROUPS["usb"] = GROUPS["pci"]
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+GROUPS["usb"] = GROUPS["pci"] + ["arm_coreboot"]
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# If gfxterm is main output console integrate it into kernel
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GROUPS["videoinkernel"] = ["mips_loongson", "i386_coreboot", "arm_coreboot" ]
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