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| From: | Paolo Bonzini |
| Subject: | Re: [Qemu-devel] [PATCH] i6300esb: correctly convert watchdog clock ticks into nanoseconds |
| Date: | Mon, 3 Aug 2015 17:02:48 +0200 |
| User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.1.0 |
On 03/08/2015 16:46, Richard W.M. Jones wrote: >> > I'm wondering if a 33 Mhz clock is 33000000 Hz or 33333333 Hz ? > From the datasheet (chapter 16): > > https://www-ssl.intel.com/content/www/us/en/chipsets/6300esb-io-controller-hub-datasheet.html > > it says "33 MHz clock (30 ns clock ticks)" which is contradictory. I found that the spec allows for any speed up to 33333333 Hz (30 ns cycle), so both are okay. However, at least hw/net/rtl8139.c assumes it's 33000000 Hz, so it's nice to be consistent. Paolo
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