Hi Jan,
On 2020/2/25 21:10, Jan Beulich wrote:
> On 25.02.2020 01:33, Wei Xu wrote:
>> On 2020/2/25 6:03, Julien Grall wrote:
>>> Thank you for sending a follow-up.
>>>
>>> On 24/02/2020 11:30, Wei Xu wrote:
>>>> Check the serial port address spac
Hi Jan,
On 2020/2/25 20:25, Jan Beulich wrote:
> On 24.02.2020 02:06, Wei Xu wrote:
>> On 2020/2/21 23:07, Jan Beulich wrote:
>>> On 21.02.2020 15:57, Julien Grall wrote:
>>>> On 21/02/2020 14:02, Jan Beulich wrote:
>>>>> On 21.02.2020 03:22, Wei Xu w
Hi Julien,
On 2020/2/25 6:03, Julien Grall wrote:
> Hi Wei,
>
> Thank you for sending a follow-up.
>
> On 24/02/2020 11:30, Wei Xu wrote:
>> Check the serial port address space before checking the address.
>
> Could you explain in a sentence why you want to re-order
Check the serial port address space before checking the address.
Signed-off-by: Wei Xu
---
xen/drivers/char/ns16550.c | 12 ++--
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/xen/drivers/char/ns16550.c b/xen/drivers/char/ns16550.c
index dc8ac4c..425e044 100644
--- a/xen
Hi Julien,
On 2020/2/24 18:09, Julien Grall wrote:
> Hi Wei,
>
> On 24/02/2020 01:17, Wei Xu wrote:
>> Parse the ACPI SPCR table and initialize the 16550 compatible serial port
>> for ARM only. Currently we only support one UART on ARM. Some fields
>> which we do not
Parse the ACPI SPCR table and initialize the 16550 compatible serial port
for ARM only. Currently we only support one UART on ARM. Some fields
which we do not care yet on ARM are ignored.
Signed-off-by: Wei Xu
Reviewed-by: Jan Beulich
Acked-by: Julien Grall
---
Changes in v5:
- check the
Hi Jan,
On 2020/2/21 23:07, Jan Beulich wrote:
> On 21.02.2020 15:57, Julien Grall wrote:
>> On 21/02/2020 14:02, Jan Beulich wrote:
>>> On 21.02.2020 03:22, Wei Xu wrote:
>>>> --- a/xen/drivers/char/ns16550.c
>>>> +++ b/xen/drivers/char/ns16550.c
&
Hi Julien,
On 2020/2/21 22:57, Julien Grall wrote:
>
>
> On 21/02/2020 14:02, Jan Beulich wrote:
>> On 21.02.2020 03:22, Wei Xu wrote:
>>> --- a/xen/drivers/char/ns16550.c
>>> +++ b/xen/drivers/char/ns16550.c
>>> @@ -1620,6 +1620,85 @@ DT_DEVICE_START(n
Parse the ACPI SPCR table and initialize the 16550 compatible serial port
for ARM only. Currently we only support one UART on ARM. Some fields
which we do not care yet on ARM are ignored.
Signed-off-by: Wei Xu
---
Changes in v4:
- change the print when the serial port address is 0
- check the
Hi Jan,
On 2020/2/20 16:33, Jan Beulich wrote:
> On 20.02.2020 08:44, Wei Xu wrote:
>> On 2020/2/17 21:53, Jan Beulich wrote:
>>> On 03.02.2020 12:21, Wei Xu wrote:
>>>> +static int __init ns16550_acpi_uart_init(const void *data)
>>>> +{
>>>>
Hi Jan,
On 2020/2/17 21:53, Jan Beulich wrote:
> On 03.02.2020 12:21, Wei Xu wrote:
>> Parse the ACPI SPCR table and initialize the 16550 compatible serial port
>> for ARM only. Currently we only support one UART on ARM. Some fields
>> which we do not care yet on ARM are igno
Parse the ACPI SPCR table and initialize the 16550 compatible serial port
for ARM only. Currently we only support one UART on ARM. Some fields
which we do not care yet on ARM are ignored.
Signed-off-by: Wei Xu
---
Changes in v3:
- address the code style comments from Jan
- use container_of to
Hi Jan,
On 2020/1/22 16:24, Jan Beulich wrote:
> On 22.01.2020 06:57, Wei Xu wrote:
>> On 2020/1/21 19:02, Jan Beulich wrote:
>>> On 21.01.2020 10:49, Wei Xu wrote:
>>>> --- a/xen/drivers/acpi/osl.c
>>>> +++ b/xen/drivers/acpi/osl.c
>>>> @@ -
Hi Jan,
On 2020/1/21 19:13, Jan Beulich wrote:
> On 21.01.2020 04:44, Wei Xu wrote:
>> --- a/xen/drivers/char/ns16550.c
>> +++ b/xen/drivers/char/ns16550.c
>> @@ -1620,6 +1620,66 @@ DT_DEVICE_START(ns16550, "NS16550 UART",
>> DEVICE_SERIAL)
>> DT_DEVI
Hi Julien,
On 2020/1/21 19:25, Julien Grall wrote:
> Hi Jan,
>
> On 21/01/2020 11:02, Jan Beulich wrote:
>> On 21.01.2020 10:49, Wei Xu wrote:
>>> Add __acpi_unmap_table function for ARM and invoke it at
>>> acpi_os_unmap_memory
>>> to make sure the re
Hi Jan,
On 2020/1/21 19:02, Jan Beulich wrote:
> On 21.01.2020 10:49, Wei Xu wrote:
>> Add __acpi_unmap_table function for ARM and invoke it at acpi_os_unmap_memory
>> to make sure the related fixmap has been cleared before using it for a
>> different mapping.
>
>
Hi Alexandru,
On 2020/1/21 18:01, Alexandru Stefan ISAILA wrote:
>
>
> On 21.01.2020 11:49, Wei Xu wrote:
>> Add __acpi_unmap_table function for ARM and invoke it at acpi_os_unmap_memory
>> to make sure the related fixmap has been cleared before using it for a
>> diff
Add __acpi_unmap_table function for ARM and invoke it at acpi_os_unmap_memory
to make sure the related fixmap has been cleared before using it for a
different mapping.
Signed-off-by: Wei Xu
---
xen/arch/arm/acpi/lib.c | 25 +
xen/drivers/acpi/osl.c | 2 ++
xen/include
Parse the ACPI SPCR table and initialize the 16550 compatible serial port
for ARM only. Currently we only support one UART on ARM. Some fields like
PCI, flow control and so on we do not care yet on ARM are ignored.
Signed-off-by: Wei Xu
---
Changes in v2:
- improve commit message
- remove the
Hi Jan, Julien,
On 2020/1/20 16:38, Jan Beulich wrote:
On 18.01.2020 13:32, Julien Grall wrote:
On 17/01/2020 08:33, Jan Beulich wrote:
On 17.01.2020 04:40, Wei Xu wrote:
--- a/xen/drivers/char/ns16550.c
+++ b/xen/drivers/char/ns16550.c
@@ -1620,6 +1620,61 @@ DT_DEVICE_START(ns16550
On 2020/1/18 4:41, Julien Grall wrote:
(Renaming the title to avoid confusion)
On 17/01/2020 09:06, Wei Xu wrote:
Hi Julien,
Hi Wei,
On 2020/1/7 23:12, Julien Grall wrote:
Sorry for the late reply!
Don't worry, thank you for looking into the bug!
The PC refers to fdt_num_me
Hi Julien,
On 2020/1/7 23:12, Julien Grall wrote:
On 07/01/2020 12:55, Wei Xu wrote:
Hi Julien,
As only one entity should manage the UART (i.e Xen or Dom0), we
today assume this will be managed by Xen. Xen should expose a
partial virtual UART (only a few registers are emulating) to dom0 in
Parse the ACPI SPCR table and initialize the 16550 compatible
serial port.
Signed-off-by: Wei Xu
---
xen/drivers/char/ns16550.c | 55 ++
1 file changed, 55 insertions(+)
diff --git a/xen/drivers/char/ns16550.c b/xen/drivers/char/ns16550.c
index
Hi Julien,
On 2020/1/7 19:42, Julien Grall wrote:
Hi,
On 07/01/2020 09:48, Wei Xu wrote:
On 2020/1/7 17:10, Julien Grall wrote:
On 07/01/2020 08:39, Wei Xu wrote:
Hi Stefano,
On 2020/1/7 6:01, Stefano Stabellini wrote:
On Sat, 28 Dec 2019, Wei Xu wrote:
Hi Julien,
On 2019/12/28 16:09
Hi Julien,
On 2020/1/7 18:51, Julien Grall wrote:
On 07/01/2020 09:28, Wei Xu wrote:
Hi Julien,
On 2020/1/7 17:10, Julien Grall wrote:
On 07/01/2020 08:39, Wei Xu wrote:
Hi Stefano,
On 2020/1/7 6:01, Stefano Stabellini wrote:
On Sat, 28 Dec 2019, Wei Xu wrote:
Hi Julien,
On 2019/12
Hi Julien,
On 2020/1/7 17:10, Julien Grall wrote:
On 07/01/2020 08:39, Wei Xu wrote:
Hi Stefano,
On 2020/1/7 6:01, Stefano Stabellini wrote:
On Sat, 28 Dec 2019, Wei Xu wrote:
Hi Julien,
On 2019/12/28 16:09, Julien Grall wrote:
Hi,
On 28/12/2019 03:08, Wei Xu wrote:
This patch fixes
Hi Stefano,
On 2020/1/7 6:01, Stefano Stabellini wrote:
On Sat, 28 Dec 2019, Wei Xu wrote:
Hi Julien,
On 2019/12/28 16:09, Julien Grall wrote:
Hi,
On 28/12/2019 03:08, Wei Xu wrote:
This patch fixes the typo about the active status range of an IRQ
via GICD. Otherwise it will be failed to
Hi Julien,
On 2019/12/28 16:09, Julien Grall wrote:
Hi,
On 28/12/2019 03:08, Wei Xu wrote:
This patch fixes the typo about the active status range of an IRQ
via GICD. Otherwise it will be failed to handle the mmio access and
inject a data abort.
I have seen a patch similar from NXP a month
This patch fixes the typo about the active status range of an IRQ
via GICD. Otherwise it will be failed to handle the mmio access and
inject a data abort.
Fixes: a2b83f95bfad ("xen/arm: vgic: Properly emulate the full register")
Signed-off-by: Wei Xu
---
xen/arch/arm/vgic-v3.c | 2
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