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Re: [PATCH v1 1/1] hw/arm/sbsa-ref: use XHCI to replace EHCI
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From: |
Philippe Mathieu-Daudé |
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Subject: |
Re: [PATCH v1 1/1] hw/arm/sbsa-ref: use XHCI to replace EHCI |
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Date: |
Wed, 31 May 2023 15:30:00 +0200 |
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User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.11.0 |
Hi Yuquan,
On 31/5/23 11:58, Yuquan Wang wrote:
The current sbsa-ref cannot use EHCI controller which is only
able to do 32-bit DMA, since sbsa-ref doesn't have RAM below 4GB.
Hence, this uses XHCI to provide a usb controller with 64-bit
DMA capablity instead of EHCI.
Signed-off-by: Yuquan Wang <wangyuquan1236@phytium.com.cn>
Change-Id: I1376f8bbc0e25dcd9d8a22b6e061cb56b3486394
---
hw/arm/sbsa-ref.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)
-static void create_ehci(const SBSAMachineState *sms)
+static void create_xhci(const SBSAMachineState *sms)
{
- hwaddr base = sbsa_ref_memmap[SBSA_EHCI].base;
- int irq = sbsa_ref_irqmap[SBSA_EHCI];
+ hwaddr base = sbsa_ref_memmap[SBSA_XHCI].base;
+ int irq = sbsa_ref_irqmap[SBSA_XHCI];
- sysbus_create_simple("platform-ehci-usb", base
+ sysbus_create_simple("sysbus-xhci", base,
Please use the definition: TYPE_XHCI_SYSBUS.
qdev_get_gpio_in(sms->gic, irq));
}